Introduction
The GE IC697MDL970 Relay Output Module is a rugged, high-reliability switching solution designed for the Series 90-70 PLC architecture. Built to handle mixed industrial loads with strong electrical isolation, it bridges controller logic and field devices such as motors, solenoids, alarms, and contactors. Unlike transistor-based modules, this relay design supports both AC and DC switching, making it highly versatile for legacy and hybrid automation systems where flexibility and durability are critical.
Technical Specifications
| Parameter | Details |
|---|
| Model | IC697MDL970 |
| Series | GE Series 90-70 |
| Module Type | Relay Output Module |
| Output Points | 16 (individually isolated relay contacts) |
| Contact Type | Electromechanical relay (Form A / Form C depending configuration) |
| Rated Voltage | 5–250 V AC / 5–125 V DC |
| Output Current | Up to 2 A per point (typical industrial load range) |
| Max Module Load | Approx. 16 A total (resistive conditions) |
| Switching Type | Dry contact relay output |
| Response Time | ~10–15 ms mechanical switching |
| Isolation Voltage | 1500 V (field to backplane) |
| Power Consumption | Low backplane logic consumption |
| Operating Temperature | -20°C to +60°C |
| Mounting | Series 90-70 rack-based chassis |
| Dimensions | Approx. 216 × 152 × 89 mm |
| Weight | Approx. 0.9–1.2 kg |
The IC697MDL970 is typically designed for robust electrical environments where signal isolation and load flexibility matter more than ultra-fast switching speed.
Applications
This module is widely used in industrial automation systems requiring dependable relay switching across mixed-voltage environments. Common applications include:
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Motor starters and industrial contactor control
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Solenoid valve actuation systems
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Alarm and indicator signal control
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HVAC and building automation systems
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Legacy manufacturing line control panels
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Power distribution switching interfaces
Its relay-based architecture makes it especially useful in systems where direct AC load control is required without additional interface relays.
Advantages
The IC697MDL970 offers a strong balance between flexibility and electrical robustness. One of its key strengths is the ability to handle both AC and DC loads within a single module, reducing the need for separate output types. This simplifies system design and lowers cabinet complexity.
Its galvanically isolated relay outputs improve noise immunity and protect PLC backplane electronics from field-side disturbances. Engineers also value its straightforward wiring and compatibility with a wide range of industrial loads without requiring external drivers.
Although mechanical switching is slower than transistor outputs, the trade-off is increased voltage tolerance and excellent real-world load handling capability—especially in mixed industrial environments where reliability is prioritized over speed.
Technical FAQs
1. How many outputs does the IC697MDL970 have?
It provides 16 relay output channels.
2. Can it switch AC and DC loads?
Yes, it supports both AC (up to 250V) and DC (up to 125V) loads.
3. What is the current rating per channel?
Typically up to 2A per output depending on load type.
4. Is it suitable for inductive loads?
Yes, it can handle inductive loads like contactors and solenoids.
5. What is the switching speed?
Mechanical relay response is around 10–15 ms.
6. Does it provide electrical isolation?
Yes, it offers strong isolation between field wiring and PLC backplane.
7. Is it fuse-protected?
Protection depends on system design; external protection is commonly recommended.
8. What type of outputs does it use?
Electromechanical dry-contact relay outputs.
9. What PLC system is it compatible with?
It is designed for the GE Series 90-70 platform.
10. Is it suitable for modern high-speed control?
It is better suited for general industrial switching rather than high-speed automation logic.
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