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Analog Daily timer GIC J648B1 FM1 / Quartz Daily 240 VAC Base/DIN Mounting
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SKU: TES-EV8103666
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Analog Daily timer GIC J648B1 FM1 / Quartz Daily 240 VAC Base/DIN Mounting
The GIC J648B1 FM1 is a precision analog daily timer designed for 240 VAC industrial and commercial applications, featuring quartz-based timing accuracy and DIN rail mounting capability. This electromechanical timer is widely used by HVAC technicians, facility managers, and electrical contractors who require reliable time-based switching for heating systems, ventilation units, and load management applications. It solves the critical problem of automated equipment scheduling without requiring complex programmable logic controllers, delivering cost-effective timing control with mechanical reliability and minimal maintenance overhead.
Product Overview
The Analog Daily timer GIC J648B1 FM1 operates on quartz oscillator technology, which provides superior timing accuracy compared to traditional synchronous motor-based timers. The quartz mechanism generates a stable 32.768 kHz reference frequency that drives the internal timing circuits, ensuring deviation rates of less than 15 seconds per month. This timer utilizes a 24-hour programmable cycle with manual override capability, allowing operators to set multiple on-off switching events throughout a single day. The mechanical cam-based switching system ensures positive contact engagement and reliable load switching even in environments with electrical noise or voltage fluctuations.
The 240 VAC rated design incorporates a robust electromagnetic coil and silver-alloy contacts rated for continuous operation at full nameplate capacity. The base and DIN mounting options provide flexibility for panel installation or standard DIN rail integration in industrial control cabinets. The timer features a manual time adjustment knob with 24-hour dial markings, allowing precise scheduling without external programming interfaces. The quartz movement eliminates the need for periodic calibration, making this model ideal for unmanned installations where maintenance access is limited. Built-in surge protection and thermal overload safeguards protect against common electrical transients and extended operational stress.
Key Specifications
| Specification | Details |
| Product Type | Analog Daily Quartz Timer |
| Brand | GIC |
| Model Number | J648B1 FM1 |
| Origin | Original/Authentic |
| Warranty | 7 days on manufacturing defects |
| Shipping | 1-5 days from Bengaluru |
| Delivery | 7-8 days across India |
| Support | 24/7 via Email and WhatsApp |
| Input Voltage | 240 VAC, 50 Hz |
| Timing Accuracy | Plus or minus 15 seconds per month |
| Time Cycle | 24-hour programmable daily cycle |
| Contact Rating | 16 Amperes at 240 VAC resistive load |
| Mounting Options | Base mount or DIN rail mount |
Key Features
- Quartz oscillator timing mechanism delivers accuracy within 15 seconds per month, eliminating drift associated with synchronous motor designs and reducing scheduling errors in critical applications
- 24-hour programmable daily cycle with manual override switch allows operators to interrupt automated sequences for emergency maintenance or load shedding without circuit modification
- Dual mounting configuration supports both traditional base mounting on control panels and modern DIN rail installation, providing compatibility with existing industrial infrastructure
- Silver-alloy contact construction rated for 16 amperes at 240 VAC ensures reliable switching of heating elements, motor starters, and solenoid valves without contact degradation
- Mechanical cam-based switching eliminates electronic failure modes and provides positive contact engagement independent of supply voltage quality or electromagnetic interference
- Manual time adjustment knob with 24-hour dial markings enables field programming without specialized test equipment or external calibration devices
Applications and Use Cases
- HVAC system scheduling in commercial buildings where heating and cooling cycles require precise daily programming to maintain occupancy-based comfort levels and reduce energy consumption
- Industrial process heating applications including oven preheating cycles, water heater activation, and thermal chamber temperature maintenance in manufacturing environments
- Facility lighting control for stairwells, parking areas, and outdoor illumination where automated daily on-off cycles reduce operational costs and improve security through consistent scheduling
- Agricultural greenhouse climate control systems requiring daily ventilation fan activation and irrigation pump cycling synchronized with natural daylight patterns
- Water treatment plant aeration basin scheduling where timed pump operation ensures optimal dissolved oxygen levels for biological treatment processes
- Refrigeration unit defrost cycle management in commercial food storage facilities, preventing ice buildup while minimizing energy waste through precise daily scheduling
How to Use
Installation begins with verifying that the supply voltage matches the timer rating of 240 VAC at 50 Hz frequency. For DIN rail mounting, align the timer with standard 35mm DIN rail and slide until the locking clip engages; for base mounting, secure using the provided mounting feet with M4 fasteners into the control panel. Wire the 240 VAC supply to the timer input terminals, ensuring proper phase and neutral connections according to the internal wiring diagram. Connect the load circuit to the output terminals, observing the maximum current rating of 16 amperes and ensuring the load impedance matches the resistive or inductive classification marked on the timer nameplate.
After installation, rotate the 24-hour dial knob to the current time by aligning the hour and minute markers with the fixed pointer on the timer bezel. Program the desired on-time by lifting the program lever and inserting the provided cam followers at the appropriate hour positions on the dial; repeat for off-time programming using the second set of cam followers. Test the switching sequence by manually advancing the dial knob through a complete 24-hour cycle while observing the relay contacts for audible clicks confirming proper mechanical engagement. For continuous operation, return the dial to the current time and release the program lever to lock the settings. If timing adjustment is needed after installation, the manual override switch allows immediate load control without disrupting the programmed schedule.
Frequently Asked Questions
What is the difference between quartz and synchronous motor timing mechanisms in daily timers?
Quartz timers like the J648B1 FM1 use a crystal oscillator referenced to 32.768 kHz, providing accuracy within 15 seconds per month independent of supply voltage variations. Synchronous motor timers depend on line frequency stability and accumulate drift when power frequency fluctuates, typically losing or gaining 1-2 minutes per month. Quartz technology eliminates the need for periodic recalibration and performs reliably in environments with voltage sags, surges, or frequency instability common in industrial settings.
Can this timer handle inductive loads like motor starters and solenoid valves?
Yes, the J648B1 FM1 is rated for 16 amperes at 240 VAC on both resistive and inductive loads. The silver-alloy contacts are designed to suppress arcing during inductive load switching, and the mechanical cam-based contact system provides positive engagement that prevents contact bounce. For loads exceeding 16 amperes, an external contactor must be used with the timer output driving the contactor coil rather than the load directly.
How do I program multiple on-off cycles within a single 24-hour period?
The J648B1 FM1 supports multiple daily cycles through its dual cam follower system. Each set of cam followers can be positioned at different hour markers to create independent on and off events. For example, you can program heating to activate at 06:00 and deactivate at 09:00, then activate again at 17:00 and deactivate at 22:00. Consult the internal wiring diagram for the specific number of programmable events supported by your model variant.
What maintenance is required for long-term reliable operation?
The quartz mechanism requires no periodic calibration or adjustment. Annually inspect the mechanical contacts for oxidation or pitting by visually examining the contact surfaces; if discoloration is visible, contact our technical support team for professional cleaning or replacement. Ensure the timer remains in a clean, dry environment with ambient temperature between 0 and 50 degrees Celsius. Verify that the 24-hour dial rotates smoothly without grinding sounds, which would indicate internal mechanical damage requiring replacement.
When will I receive my order?
Orders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.
What is your return and warranty policy?
We offer a 7-day return policy on manufacturing defects only. Contact support within 7 days of receipt for free replacement or full refund. Not applicable for user damage or misuse.
Are bulk discounts available?
Yes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.
Why Buy from The Engineer Store
- Genuine Products: Sourced directly from authorized distributors with authentication
- Expert Team: Our technical team validates every product before listing
- Fast Shipping: Dispatched within 1-5 days from our Bengaluru warehouse
- Pan-India Delivery: 7-8 days to Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata
- Payment Options: COD, UPI, credit/debit cards, net banking, EMI available
- Technical Support: 24/7 expert guidance via email and WhatsApp
- Returns: 7-day return policy on manufacturing defects only
Buy Analog Daily timer GIC J648B1 FM1 / Quartz Daily 240 VAC Base/DIN Mounting Online in India
Purchase the Analog Daily timer GIC J648B1 FM1 / Quartz Daily 240 VAC Base/DIN Mounting online at The Engineer Store, India's trusted source for genuine electronics. We deliver across Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on Analog Daily timer GIC J648B1 FM1 / Quartz Daily 240 VAC Base/DIN Mounting with fast shipping and expert support.
Our team in Bengaluru is available 24/7 to support your journey from product selection to project completion.
Analog Daily timer GIC J648B1 FM1 / Quartz Daily 240 VAC Base/DIN Mounting
The GIC J648B1 FM1 is a precision analog daily timer designed for 240 VAC industrial and commercial applications, featuring quartz-based timing accuracy and DIN rail mounting capability. This electromechanical timer is widely used by HVAC technicians, facility managers, and electrical contractors who require reliable time-based switching for heating systems, ventilation units, and load management applications. It solves the critical problem of automated equipment scheduling without requiring complex programmable logic controllers, delivering cost-effective timing control with mechanical reliability and minimal maintenance overhead.
Product Overview
The Analog Daily timer GIC J648B1 FM1 operates on quartz oscillator technology, which provides superior timing accuracy compared to traditional synchronous motor-based timers. The quartz mechanism generates a stable 32.768 kHz reference frequency that drives the internal timing circuits, ensuring deviation rates of less than 15 seconds per month. This timer utilizes a 24-hour programmable cycle with manual override capability, allowing operators to set multiple on-off switching events throughout a single day. The mechanical cam-based switching system ensures positive contact engagement and reliable load switching even in environments with electrical noise or voltage fluctuations.
The 240 VAC rated design incorporates a robust electromagnetic coil and silver-alloy contacts rated for continuous operation at full nameplate capacity. The base and DIN mounting options provide flexibility for panel installation or standard DIN rail integration in industrial control cabinets. The timer features a manual time adjustment knob with 24-hour dial markings, allowing precise scheduling without external programming interfaces. The quartz movement eliminates the need for periodic calibration, making this model ideal for unmanned installations where maintenance access is limited. Built-in surge protection and thermal overload safeguards protect against common electrical transients and extended operational stress.
Key Specifications
| Specification | Details |
| Product Type | Analog Daily Quartz Timer |
| Brand | GIC |
| Model Number | J648B1 FM1 |
| Origin | Original/Authentic |
| Warranty | 7 days on manufacturing defects |
| Shipping | 1-5 days from Bengaluru |
| Delivery | 7-8 days across India |
| Support | 24/7 via Email and WhatsApp |
| Input Voltage | 240 VAC, 50 Hz |
| Timing Accuracy | Plus or minus 15 seconds per month |
| Time Cycle | 24-hour programmable daily cycle |
| Contact Rating | 16 Amperes at 240 VAC resistive load |
| Mounting Options | Base mount or DIN rail mount |
Key Features
- Quartz oscillator timing mechanism delivers accuracy within 15 seconds per month, eliminating drift associated with synchronous motor designs and reducing scheduling errors in critical applications
- 24-hour programmable daily cycle with manual override switch allows operators to interrupt automated sequences for emergency maintenance or load shedding without circuit modification
- Dual mounting configuration supports both traditional base mounting on control panels and modern DIN rail installation, providing compatibility with existing industrial infrastructure
- Silver-alloy contact construction rated for 16 amperes at 240 VAC ensures reliable switching of heating elements, motor starters, and solenoid valves without contact degradation
- Mechanical cam-based switching eliminates electronic failure modes and provides positive contact engagement independent of supply voltage quality or electromagnetic interference
- Manual time adjustment knob with 24-hour dial markings enables field programming without specialized test equipment or external calibration devices
Applications and Use Cases
- HVAC system scheduling in commercial buildings where heating and cooling cycles require precise daily programming to maintain occupancy-based comfort levels and reduce energy consumption
- Industrial process heating applications including oven preheating cycles, water heater activation, and thermal chamber temperature maintenance in manufacturing environments
- Facility lighting control for stairwells, parking areas, and outdoor illumination where automated daily on-off cycles reduce operational costs and improve security through consistent scheduling
- Agricultural greenhouse climate control systems requiring daily ventilation fan activation and irrigation pump cycling synchronized with natural daylight patterns
- Water treatment plant aeration basin scheduling where timed pump operation ensures optimal dissolved oxygen levels for biological treatment processes
- Refrigeration unit defrost cycle management in commercial food storage facilities, preventing ice buildup while minimizing energy waste through precise daily scheduling
How to Use
Installation begins with verifying that the supply voltage matches the timer rating of 240 VAC at 50 Hz frequency. For DIN rail mounting, align the timer with standard 35mm DIN rail and slide until the locking clip engages; for base mounting, secure using the provided mounting feet with M4 fasteners into the control panel. Wire the 240 VAC supply to the timer input terminals, ensuring proper phase and neutral connections according to the internal wiring diagram. Connect the load circuit to the output terminals, observing the maximum current rating of 16 amperes and ensuring the load impedance matches the resistive or inductive classification marked on the timer nameplate.
After installation, rotate the 24-hour dial knob to the current time by aligning the hour and minute markers with the fixed pointer on the timer bezel. Program the desired on-time by lifting the program lever and inserting the provided cam followers at the appropriate hour positions on the dial; repeat for off-time programming using the second set of cam followers. Test the switching sequence by manually advancing the dial knob through a complete 24-hour cycle while observing the relay contacts for audible clicks confirming proper mechanical engagement. For continuous operation, return the dial to the current time and release the program lever to lock the settings. If timing adjustment is needed after installation, the manual override switch allows immediate load control without disrupting the programmed schedule.
Frequently Asked Questions
What is the difference between quartz and synchronous motor timing mechanisms in daily timers?
Quartz timers like the J648B1 FM1 use a crystal oscillator referenced to 32.768 kHz, providing accuracy within 15 seconds per month independent of supply voltage variations. Synchronous motor timers depend on line frequency stability and accumulate drift when power frequency fluctuates, typically losing or gaining 1-2 minutes per month. Quartz technology eliminates the need for periodic recalibration and performs reliably in environments with voltage sags, surges, or frequency instability common in industrial settings.
Can this timer handle inductive loads like motor starters and solenoid valves?
Yes, the J648B1 FM1 is rated for 16 amperes at 240 VAC on both resistive and inductive loads. The silver-alloy contacts are designed to suppress arcing during inductive load switching, and the mechanical cam-based contact system provides positive engagement that prevents contact bounce. For loads exceeding 16 amperes, an external contactor must be used with the timer output driving the contactor coil rather than the load directly.
How do I program multiple on-off cycles within a single 24-hour period?
The J648B1 FM1 supports multiple daily cycles through its dual cam follower system. Each set of cam followers can be positioned at different hour markers to create independent on and off events. For example, you can program heating to activate at 06:00 and deactivate at 09:00, then activate again at 17:00 and deactivate at 22:00. Consult the internal wiring diagram for the specific number of programmable events supported by your model variant.
What maintenance is required for long-term reliable operation?
The quartz mechanism requires no periodic calibration or adjustment. Annually inspect the mechanical contacts for oxidation or pitting by visually examining the contact surfaces; if discoloration is visible, contact our technical support team for professional cleaning or replacement. Ensure the timer remains in a clean, dry environment with ambient temperature between 0 and 50 degrees Celsius. Verify that the 24-hour dial rotates smoothly without grinding sounds, which would indicate internal mechanical damage requiring replacement.
When will I receive my order?
Orders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.
What is your return and warranty policy?
We offer a 7-day return policy on manufacturing defects only. Contact support within 7 days of receipt for free replacement or full refund. Not applicable for user damage or misuse.
Are bulk discounts available?
Yes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.
Why Buy from The Engineer Store
- Genuine Products: Sourced directly from authorized distributors with authentication
- Expert Team: Our technical team validates every product before listing
- Fast Shipping: Dispatched within 1-5 days from our Bengaluru warehouse
- Pan-India Delivery: 7-8 days to Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata
- Payment Options: COD, UPI, credit/debit cards, net banking, EMI available
- Technical Support: 24/7 expert guidance via email and WhatsApp
- Returns: 7-day return policy on manufacturing defects only
Buy Analog Daily timer GIC J648B1 FM1 / Quartz Daily 240 VAC Base/DIN Mounting Online in India
Purchase the Analog Daily timer GIC J648B1 FM1 / Quartz Daily 240 VAC Base/DIN Mounting online at The Engineer Store, India's trusted source for genuine electronics. We deliver across Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on Analog Daily timer GIC J648B1 FM1 / Quartz Daily 240 VAC Base/DIN Mounting with fast shipping and expert support.
Our team in Bengaluru is available 24/7 to support your journey from product selection to project completion.