IC694MDL240 (1) IC694MDL240 (2) IC694MDL240 (4) IC694MDL240 (3)

The GE IC694MDL240 is a reliable AC voltage discrete input module built for GE Fanuc/PACSystems RX3i and compatible Series 90-30 PLC systems. Designed to handle 120 VAC field signals, this module provides 16 high-voltage input channels with robust reactive input circuitry and visual LED status indicators. Its industrial-grade construction and optical isolation deliver dependable performance for connecting field devices like pushbuttons, limit switches, and proximity sensors directly into PLC logic.

Technical Specifications

Specification	Details
Module Type	AC Voltage Discrete Input Module
Compatible Systems	GE Fanuc PACSystems RX3i / Series 90-30
Input Channels	16 points
Input Voltage Range	0 – 132 VAC (nominal 120 VAC)
Rated Voltage	120 VAC
On-State Voltage	74 – 132 VAC
Off-State Voltage	0 – 20 VAC
Input Current (typ)	~12 mA per channel
On-State Current (min)	~6 mA
Off-State Current (max)	~2.2 mA
Response Time	~30 ms On / ~45 ms Off
Isolation	250 VAC continuous; 1500 VAC for 1 min optical isolation
Bus Voltage	5 VDC from backplane
Power Consumption	~90 mA @ 5 VDC (all inputs active)
Status Indicators	Green LED per input channel
Mounting	Standard PLC I/O slot
Operating Temp.	0 °C to 60 °C
Storage Temp.	–40 °C to +85 °C
Dimensions (L×W×H)	112 × 45 × 57 mm (approx.)
Weight	~0.30 kg (approx.)

This module occupies a single PLC I/O slot and uses reactive (resistor/capacitor) input circuits for dependable detection of AC logic states.

Recommended Related Modules

GE IC694CPU331 – Core RX3i PLC CPU Module
GE IC694PWR330 – High-Capacity Power Supply Module
GE IC693MDL752 – 16-Point Digital Input Module (24 VDC)
GE IC693DSM314 – High-Density Discrete Output Module

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GE IC694ALG442 – Mixed Analog I/O Module
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GE IC694BEM331 – Genius Bus Controller Module

Applications

The IC694MDL240 is ideal for industrial signal acquisition where AC devices must be monitored by PLC logic:

Monitoring pushbuttons, limit switches, and relays in factory automation
Integrating field sensors into control and sequencing logic
High-voltage AC input sensing in process control systems
Distributed I/O racks feeding status information to a central controller
Legacy system upgrades where AC signals must interface with modern PLCs

Its 16-point design supports dense signal capture with clear visual feedback via built-in LEDs.

Advantages

16 individual AC input channels for versatile signal interfacing
Optical isolation enhances noise immunity and field safety
Reactive input circuitry filters noise and improves signal reliability
LED indicators per channel simplify diagnostics and maintenance
Standard rack form factor for seamless system integration
Wide frequency and voltage compatibility for global AC systems

The IC694MDL240 balances robust industrial performance with easy integration into modular PACSystems and Series 90-30 PLC racks.

Technical FAQs

What type of signals can IC694MDL240 monitor?
It monitors AC voltage inputs (0–132 VAC) including 120 VAC field devices.
How many discrete channels does the module have?
It provides 16 independent input channels.
Does this module support DC inputs?
No — it requires an AC power source and does not support DC input.
What is the response time for input changes?
Typical: 30 ms On and 45 ms Off.
Is isolation provided between field and logic?
Yes — optical isolation rated 250 VAC continuous and 1500 VAC for 1 min.
How is power provided to the module?
It draws 5 VDC from the PLC backplane bus.
Does it have status indicators?
Yes — each input has a green LED that indicates ON/OFF status.
Where can this module be installed?
In any available I/O slot of the PACSystems RX3i or Series 90-30 rack.
What kinds of field devices are compatible?
Pushbuttons, limit switches, auxiliary contacts, and other 120 VAC AC devices.
Is the IC694MDL240 still manufactured?
This module is part of the legacy RX3i product line and may be available from inventory, surplus, or refurbished sources.