GE IC693MDL660 Series 90-30 32-Point 24VDC Digital Input Module
Manufacturer: GE Fanuc
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Part Number: IC693MDL660
Condition：New with Original Package
Product Type: Digital Input Modules
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Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
GE Fanuc IC693MDL660-AB Series 90-30 Digital Input Module
The GE Fanuc IC693MDL660-AB, also cataloged as the IC693MDL660 Discrete Input Module, operates as a dedicated hardware component for high-density digital signal acquisition within Series 90-30 PLC systems. This 32-point interface captures 24 VDC field signals from devices including limit switches and relay contacts, converting physical states into backplane logic data.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | IC693MDL660-AB |
| Brand | GE Fanuc |
| Origin | USA |
| Weight | 0.99 lbs (0.45 kg) |
| Dimensions | Standard Series 90-30 Single-Slot Module |
| Operating Temp | 0 to 60 deg C |
| Storage Temp | -40 to 85 deg C |
| Relative Humidity | 5% to 95% non-condensing |
| Power Consumption | 5 mA from 5 VDC backplane bus |
| Rated Input Voltage | 24 VDC |
| Input Voltage Range | 0 to 30 VDC |
| Channel Density | 32 channels (4 isolated groups of 8) |
| Logic Configuration | Positive / Negative selectable |
| On-State Voltage | 15 VDC minimum |
| Off-State Voltage | 6 VDC maximum |
| On-State Current | 4.5 mA minimum |
| Off-State Current | 2.0 mA maximum |
| Input Current | 7.0 mA at 24 VDC |
| Response Time | 2 ms maximum ON / 2 ms maximum OFF |
| Isolation | 1500 VAC field-to-logic side |
| Status Indicators | 32 green input LEDs, 1 red terminal status LED |
| Compatible Terminal Block | IC694TBB032 or IC694TBS032 |
Brand-Specific Hardware Architecture
The backplane bus communication velocity across the Series 90-30 rack maintains high-speed scanning of all 32 input channels within the module's 2 ms response window. Backplane data transfers rely on dedicated bus driver ICs to ensure real-time bit updates to the CPU. Direct parallel signal processing limits I/O density scaling overhead while maintaining 1500 VAC isolation between the field-side wiring and the backplane logic components.
Frequently Asked Questions
Q: Does the module support hot-swapping while the backplane bus is energized?
A: No, field maintenance teams must remove power from the PLC backplane rack before inserting or extracting the IC693MDL660 module to prevent backplane bus logic corruption and electrical arcing.
Q: Can channels within the same group process mixed positive and negative logic inputs simultaneously?
A: No, while the module supports both sink and source wiring configurations, technicians must wire all 8 points in a single group to the same logic reference through the dual group commons.
Field Installation Guidelines
Mounting the IC693MDL660 module requires securing the unit into a single slot on the Series 90-30 baseplate. Install the high-density terminal block (IC694TBB032 box style or IC694TBS032 spring clamp style) onto the module interface, verifying that the red terminal lock indicator properly clears.
Keep field wiring separated from high-voltage AC lines by maintaining a minimum 6-inch physical separation in wire conduits. Ground all field cable shields at a single point near the panel entry to prevent ground loops. Verify that the 24 VDC external power supply voltage remains strictly within the 0 to 30 VDC operating range to prevent damage to internal optocoupler circuits.