GE Fanuc IC670MDL240 Field Control Input Module
Manufacturer: GE Fanuc
-
Part Number: IC670MDL240
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 IC670MDL240 Field Control Discrete Input Module
Configured for 120 VAC discrete signal acquisition in Field Control platforms, the GE Fanuc IC670MDL240J (IC670MDL240 Discrete Input Module) provides direct physical signal processing across 16 AC input channels. It converts incoming AC field signals into logic states for transmission across the Bus Interface Unit backplane interface.
Suffix Breakdown & Model Matrix
| Part Number / Identifier | Hardware Revision & Status Description |
|---|---|
| IC670MDL240 | Base Field Control 16-Point 120 VAC Discrete Input Module |
| IC670MDL240J | Specific Revision J Hardware Variant Identifier |
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | IC670MDL240J (Base Model: IC670MDL240) |
| Brand | GE Fanuc |
| Origin | USA |
| Weight | 0.48 kg (1.06 lbs) |
| Dimensions | Standard Field Control Module Format |
| Operating Temp | 0 deg C to +60 deg C (Storage: -40 deg C to +85 deg C) |
| Power Consumption | 77 mA maximum draw from Bus Interface Unit backplane |
| Rated Input Voltage | 120 VAC (Nominal 115 VAC, operating range: 0-132 VAC, 47-63 Hz) |
| Number of Inputs | 16 discrete channels |
| User Input Current | 8.2 mA typical per point at 120 VAC (up to 15 mA max) |
| On-State Voltage | 70 VAC to 132 VAC (On-state current: 4.0-10 mA) |
| Off-State Voltage | 0 VAC to 20 VAC (Off-state current: 0-2.5 mA) |
| Input Impedance | 14.6 k-ohm @ 60 Hz (17.6 k-ohm @ 50 Hz) |
| Turn-On Response Time | 12 ms typical (20 ms maximum) |
| Turn-Off Response Time | 25 ms typical (40 ms maximum) |
| Galvanic Isolation | 250 VAC continuous (1500 VAC for 1 min group-to-group/logic/frame ground) |
Backplane Bus Communication Velocity & Network Integrity
The IC670MDL240J optimizes system performance by processing 16 AC discrete channels through an internal opto-isolation architecture that prevents high-voltage transients from affecting local logic circuits. RC noise filtering suppression minimizes contact bounce effects, allowing precise state updates without compromising backplane bus communication velocity across local subracks. Firmware flash compatibility across parent CPU units ensures stable address decoding and scan execution over the Bus Interface Unit connection.
Frequently Asked Questions
Q: How are the input channels organized for power isolation on the IC670MDL240J?
A: The 16 input channels are arranged to support isolation between field groups, allowing separate external 120 VAC power sources to feed independent channel banks.
Q: What is the maximum current load drawn by the IC670MDL240J from the local Bus Interface Unit?
A: The module draws a maximum of 77 mA from the internal 5 VDC logic power supply provided by the Bus Interface Unit.
Q: What are the typical and maximum turn-off response times for field signals on this module?
A: The off-response time is 25 ms typical, with a maximum limit of 40 ms to account for AC sine wave zero-crossing and internal filter discharge.
Field Installation Guidelines
- De-energize all primary field power supplies and Bus Interface Unit power connections before installing the module into its terminal block.
- Wire field signals using AWG #14 to #22 conductors, ensuring screw terminals are secured properly to prevent loose high-voltage connections.
- Maintain separate conduit runs for 120 VAC field power wiring and low-voltage logic cabling to avoid inductive noise coupling.
- Verify that external 120 VAC field power supplies operate within the 47 to 63 Hz frequency range prior to commissioning.
- Monitor channel LED status lights during startup to confirm proper signal transitions and power rail integrity.