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Product Introduction
The GE IC694MDL645 is a high-density DC input module designed specifically for the PACSystems RX3i programmable automation controller platform. This 32-point input module supports positive or negative logic and is capable of detecting input signals from field devices operating within a 12/24 VDC range. Designed to serve industrial automation needs, the IC694MDL645 delivers efficient, reliable, and noise-immune digital input capability, making it an integral component in complex control systems used across manufacturing, processing, and infrastructure environments.
The module integrates seamlessly into RX3i systems, communicating with the controller CPU via the high-speed backplane and providing diagnostic capabilities such as open wire detection and fault monitoring. Its compact form factor, along with high-density input configuration, allows for optimal use of cabinet space and wiring efficiency.
Product Specifications
| Parameter | Description |
|---|---|
| Model Number | IC694MDL645 |
| Series | PACSystems RX3i |
| Type | DC Voltage Input Module |
| Number of Input Points | 32 |
| Input Voltage Range | 0 to 30 VDC (nominal operation at 12/24 VDC) |
| Input Logic Type | Positive/Negative logic configurable |
| Input Current | 6.5 mA typical at 24 VDC |
| Isolation | 250 VAC continuous; 1500 VAC for 1 minute |
| Response Time | <1 ms (typical for both ON and OFF) |
| Backplane Current Consumption | 75 mA at 5 VDC |
| LED Indicators | One per input point |
| Wiring Configuration | 32-point single common (grouped into 4 sets of 8 inputs) |
| Terminal Type | Removable terminal block or connector-based wiring |
| Mounting Type | DIN Rail or Panel Mount |
| Operating Temperature | -20°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Relative Humidity | 5% to 95% non-condensing |
| Dimensions (H x W x D) | 34 x 145 x 140 mm |
| Weight | 0.159 kg |
| Compliance/Certifications | UL, CE, CSA, RoHS |
Product Applications
The GE IC694MDL645 DC input module is widely adopted in various industrial sectors that require high-speed and noise-resistant digital input capabilities. Key applications include:
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Automated Manufacturing Lines – Monitoring input signals from sensors, push-buttons, and limit switches.
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Material Handling Systems – Real-time status updates from conveyor controls, safety gates, and bin sensors.
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Process Automation – Input capture from field transmitters, valve position indicators, and control panels.
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Energy Management Systems – Interface with smart switchgear, status indicators, and circuit breakers.
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Water/Wastewater Plants – Integration with level sensors, pump control systems, and remote I/O systems.
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OEM Control Panels – Modular and scalable input systems for machine builders and system integrators.
Product Advantages
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High Density Input Configuration: 32 input points allow maximum signal handling in limited space, reducing cabinet size and cost.
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Flexible Voltage Compatibility: Supports a wide input range (0–30 VDC), compatible with both 12V and 24V field devices.
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Fast and Reliable Input Response: Sub-millisecond response ensures real-time signal capture critical in process automation.
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Positive or Negative Logic Options: Configurable to suit a wide range of wiring and logic preferences in the field.
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Excellent Electrical Isolation: 250 VAC isolation safeguards internal logic from field voltage disturbances.
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Diagnostic LEDs: One LED per channel provides clear visual status for maintenance and troubleshooting.
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Robust Construction: Industrial-grade build ensures durability under harsh environmental conditions.
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Seamless RX3i Integration: Optimized for compatibility with the PACSystems RX3i backplane and controller ecosystem.
Frequently Asked Questions (FAQ)
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Q: Can the IC694MDL645 be used with both 12VDC and 24VDC input devices?
A: Yes, the module is compatible with both 12VDC and 24VDC nominal input devices, within a 0–30 VDC operating range. -
Q: Does this module support sink and source wiring configurations?
A: Yes, it supports both positive (sourcing) and negative (sinking) logic wiring, configurable via system setup. -
Q: What kind of diagnostic features does this module offer?
A: It includes LED indicators for each input point and fault detection features such as open wire diagnostics. -
Q: Is this module hot-swappable within the RX3i system?
A: No, the IC694MDL645 is not hot-swappable. The power must be turned off before installing or removing. -
Q: What are the environmental operating limits for the IC694MDL645?
A: The module operates between -20°C to +60°C and can be stored between -40°C to +85°C. -
Q: How is wiring handled on this module?
A: It uses a removable terminal block or optional connector systems for quick field wiring. -
Q: Can this module be used for safety-rated applications?
A: The module is not SIL-rated for safety systems. It is recommended for standard industrial control applications. -
Q: What controller families are compatible with this input module?
A: The module is specifically designed for the GE PACSystems RX3i series. -
Q: Does the module require a specific position in the RX3i rack?
A: No, it can be installed in any available I/O slot within the RX3i baseplate. -
Q: How do I check the input status during operation?
A: Each input point is equipped with an LED status indicator to reflect real-time ON/OFF state.
Related Models from the Same Series (PACSystems RX3i)
| Model | Description | Type | Input/Output | Voltage Range |
|---|---|---|---|---|
| IC694MDL655 | 32-Point Isolated DC Input Module | DC Input | 32 Points | 24 VDC |
| IC694MDL645 | 32-Point DC Input Module | DC Input | 32 Points | 12/24 VDC |
| IC694MDL660 | 16-Point Relay Output Module | Relay Output | 16 Points | 5–240 VAC/DC |
| IC694MDL740 | 16-Point High-Speed DC Output Module | DC Output | 16 Points | 5/12/24 VDC |
| IC694MDL350 | 16-Point AC Input Module | AC Input | 16 Points | 120 VAC |
| IC694ALG442 | 4-Channel Analog Output Module | Analog Output | 4 Channels | 0–20 mA / 0–10 V |
Popular GE Modules from the Same Brand
| Model | Description | Type | Input/Output | Voltage/Signal |
|---|---|---|---|---|
| IC695CPU320 | RX3i Central Processing Unit (CPU) | Controller | N/A | N/A |
| IC695CHS012 | RX3i 12-Slot Baseplate | Backplane | 12-Slot | N/A |
| IC695PSA140 | RX3i Power Supply (40W) | Power Supply | N/A | 120/240 VAC |
| IC695ALG600 | 16-Channel Analog Input Module | Analog Input | 16 Channels | ±10V, 4–20 mA |
| IC695ETM001 | Ethernet Interface Module | Communication | N/A | 10/100 Mbps |
| IC695LRE001 | RX3i Remote I/O Expansion Module | I/O Link | N/A | N/A |
