IC670MDL740K IC670MDL740 GE Field Control Input Module
Manufacturer: GE Fanuc
-
Part Number: IC670MDL740K
Condition：New with Original Package
Product Type: Digital Input Modules
-
Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
GE Fanuc IC670MDL740 Field Control Discrete Input Module
Configured for 24 VDC high-density discrete signal acquisition in Field Control platforms, the GE Fanuc IC670MDL740K (IC670MDL740 Discrete Input Module) provides direct physical signal processing across 32 positive logic input channels. It converts incoming DC field signals into logic states for transmission across the Bus Interface Unit backplane.
Suffix Breakdown & Model Matrix
| Part Number / Identifier | Hardware Revision & Status Description |
|---|---|
| IC670MDL740 | Base Field Control 32-Point 24 VDC Discrete Input Module |
| IC670MDL740K | Specific Revision K Hardware Variant Identifier |
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | IC670MDL740K (Base Model: IC670MDL740) |
| Brand | GE Fanuc |
| Origin | USA / China |
| Weight | 0.28 kg (Standard Field Control Module Format) |
| Dimensions | Standard Field Control Euro-card Format |
| Operating Temp | 0 deg C to +60 deg C (Storage: -40 deg C to +85 deg C) |
| Power Consumption | ~200 mA maximum draw from Bus Interface Unit |
| Rated Input Voltage | 24 VDC Positive Logic (Operating range: 0-30 VDC) |
| Number of Inputs | 32 discrete channels |
| User Input Current | 6.5 mA typical per point at 24 VDC |
| On-State Voltage | 13 VDC to 30 VDC (On-state current: 2.0-7.0 mA) |
| Off-State Voltage | 0 VDC to 5 VDC (Off-state current: 0-1.5 mA) |
| Response Time | 1 ms typical |
| Galvanic Isolation | 250 V continuous (1500 V for 1 minute test group-to-group/logic) |
Backplane Bus Communication Velocity & I/O Density Scaling
The IC670MDL740K optimizes I/O density scaling by executing 32-point signal processing within a single module slot, reducing total enclosure space requirements across multi-rack networks. Internal opto-isolation barriers prevent field-side voltage transients from compromising logic circuits, while fast 1 ms signal response times maintain backplane bus communication velocity during rapid state transitions. Firmware flash compatibility across parent CPU units guarantees uncorrupted scan execution over the local bus interface interface.
Frequently Asked Questions
Q: What logic type does the IC670MDL740K module support for field inputs?
A: The module utilizes positive logic sinking inputs, where high voltage (13 VDC to 30 VDC) represents the active ON state.
Q: Can the IC670MDL740K be replaced under power without interrupting the subrack?
A: Live replacement depends on the specific Bus Interface Unit terminal base capability; technicians must verify that hot-swapping protocols for the specific S100/Field Control base are followed to prevent backplane disturbances.
Q: What power source drives the logic side of the IC670MDL740K input channels?
A: The module draws approximately 200 mA from the internal 5 VDC supply provided by the local Bus Interface Unit, while field devices require an external 24 VDC source.
Field Installation Guidelines
- Disconnect primary subrack power and field-side 24 VDC power sources prior to inserting or wiring the input module.
- Wear an ESD protective wrist strap bonded to panel frame ground when inserting the module into the terminal base interface.
- Route field input wiring using shielded twisted-pair cables for long runs to minimize noise coupling into the 32 input channels.
- Ensure 24 VDC field wiring polarity matches positive logic terminal assignments before applying power to field sensors.
- Maintain adequate enclosure airflow to keep the ambient operating temperature strictly within the 0 deg C to +60 deg C range.