This 16-point input module provides reliable discrete signal acquisition for GE Series 90-30 programmable logic controllers. It captures on/off status from field devices like pushbuttons, limit switches, and proximity sensors. We engineered the GE IC693MDL645H as a high-density input solution for demanding control applications. This module handles both AC and DC input signals for versatile field connectivity. It ensures accurate state detection for critical logic and interlock sequences. Therefore, your Series 90-30 system receives dependable input data for informed control decisions.
Physical Configuration and System Integration
The GE IC693MDL645H features a compact modular design for the Series 90-30 rack system. Its dimensions measure 125.0 mm in height, 35.0 mm in width, and 110.0 mm in depth. The module weighs approximately 0.25 kilograms for straightforward installation procedures. This unit occupies a single slot in the Series 90-30 baseplate. It connects to field wiring via the front-panel terminal block. The module provides LED indicators for each input channel and operational status.
Input Specifications and Electrical Characteristics
This digital input module offers 16 independent input channels for high-density applications. Each channel accepts 24 VDC signals from standard industrial sensors and contacts. The GE IC693MDL645H provides optical isolation between field signals and the system bus. It features programmable input filtering for contact bounce and noise rejection. The module offers output status indication for each channel for easy troubleshooting. It operates with the standard Series 90-30 bus communication protocol. Consequently, this ensures seamless integration with your existing Series 90-30 system architecture.
Detailed Technical Specifications and Interface Details
We present the module’s comprehensive technical parameters and operational capabilities below.
| Specification | Detail |
|---|---|
| Part Number | GE IC693MDL645H |
| Product Category | Digital Input Module |
| Dimensions (H x W x D) | 125.0 mm x 35.0 mm x 110.0 mm |
| Module Weight | Approximately 0.25 kg (0.55 lbs) |
| Number of Input Channels | 16 discrete input points |
| Input Signal Type | 24 VDC (sink/source configurable) |
| Input Voltage Range | 20.4 VDC to 28.8 VDC |
| Input Current | 7 mA per channel at 24 VDC |
| ON-State Voltage | > 15.0 VDC |
| OFF-State Voltage | < 5.0 VDC |
| Input Impedance | Approximately 3.4 kΩ |
| Input Filter Time | 1 ms (configurable to 5 ms) |
| Isolation Voltage | 1500 VAC (field to system bus) |
| Number of Common Pairs | 4 groups (4 channels per common) |
| Diagnostic Features | Channel status LEDs (yellow), module LED (green) |
| Field Wiring Connector | 16-pin screw terminal block |
| Wire Gauge Capacity | 0.5 to 2.5 mm² (AWG 20 to AWG 14) |
| Bus Interface | Series 90-30 backplane |
| Power Supply Voltage | 5 VDC from backplane |
| Power Consumption | 1.5 W typical |
| Operating Temperature | 0°C to 60°C (32°F to 140°F) |
| Storage Temperature | -40°C to 85°C (-40°F to 185°F) |
| Relative Humidity | 5% to 95% (non-condensing) |
| Compliance | CE, UL, CSA, RoHS |
Details
| Weight | 0.25 kg |
|---|---|
| Dimensions | 125 × 35 × 110 mm |



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