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GE Multilin 369-HI-R-M-0-2-0-0 I/O Relay Module
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- Part Number: 369-HI-R-M-0-2-0-0
- Brand: General Electric
- Type: I/O Relay Modules
- Dimensions: 15.8x10.5x3.5cm
- Country of Origin: USA
- Barcode: 8537101190
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Product Description
The GE 369-HI-R-M-0-2-0-0, also cataloged as the 369-HI-R-M-0-2-0-0 I/O Relay Module, operates as a dedicated hardware component for signal expansion and motor protection trip logic within GE Multilin 369 Motor Management Relay systems.
Suffix Breakdown & Model Matrix
| Option Position | Ordering Code | Technical Feature |
|---|---|---|
| Series Base | 369 | Multilin Motor Management Protection System |
| Control Power | HI | High Voltage Range (50-300 VDC / 60-265 VAC) |
| Conformal Coating | R | Harsh Environment Conformal Coating Option |
| Modbus Option | M | Modbus RTU Protocol Communication Enablement |
| RTD Option | 0 | None (Standard Base Configuration) |
| Current Inputs | 2 | 1 A / 5 A Phase CT Inputs |
| Analog I/O | 0 | Standard Base I/O Configuration |
| Conformal Coating | 0 | Standard Internal PCB Assembly Designation |
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 369-HI-R-M-0-2-0-0 |
| Brand | GE Multilin |
| Product Type | I/O Relay Modules |
| Digital Inputs | 8 channels, wet/dry contact configurable |
| Input Voltage Range | 24-125 VDC / 24-240 VAC |
| Input Impedance | 3.3 kΩ at 125 VDC typical |
| Digital Outputs (Relay) | 4 channels, Form C (SPDT), 8 A at 250 VAC / 30 VDC |
| Analog Outputs | 2 channels, 4-20 mA isolated (±0.5% full scale accuracy) |
| Isolation Voltage | 2500 VAC input-to-output, output-to-ground |
| Power Consumption | 5 W maximum from base unit |
| Operating Temp | -40 to 70 deg C |
| Dimensions | 180 x 45 x 150 mm |
| Weight | 0.6 kg |
| Origin | USA |
Backplane Bus Architecture and I/O Density Scaling
- The GE 369-HI-R-M-0-2-0-0 plugs into the internal expansion slot of the Multilin 369 base unit, communicating across a dedicated internal expansion bus to increase system channel density without additional power supplies.
- Deterministic backplane messaging delivers low latency between field digital inputs and internal protection firmware algorithms, enabling high-speed trip signal execution.
- The module features 2500 VAC galvanic isolation between field terminal points, logic circuits, and chassis ground to protect sensitive core processing circuitry from high-voltage field transients.
- Firmware flash compatibility ensures seamless parameter mapping when expanding digital monitoring channels for auxiliary contacts, trip interlocks, and 4-20 mA transducer retransmission loops.
Frequently Asked Questions
Q: What is the maximum contact switching capacity for the digital relay outputs on the 369-HI-R-M-0-2-0-0?
A: The four Form C electromechanical output relays are rated for 8 A at 250 VAC or 30 VDC resistive loads, making them suitable for direct contactor switching.
Q: How does the module handle signal conditioning for different field digital input voltages?
A: The digital input channels incorporate internal high-impedance (3.3 kΩ typical) wet/dry contact sensing circuits that accept wide-range inputs from 24 to 240 VAC or 24 to 125 VDC without external drop resistors.
Q: Can the 369-HI-R-M-0-2-0-0 expansion card be hot-swapped while the Multilin 369 base unit is powered?
A: No, the control power to the main 369 relay chassis must be completely isolated and de-energized prior to inserting or removing the expansion card to prevent edge-connector damage.
Field Installation Guidelines
- De-energize and lock out all AC/DC auxiliary control power connected to the Multilin 369 motor protection unit before removing panel covers.
- Wear a grounded ESD wrist strap connected to panel earth to prevent electrostatic discharge during module insertion.
- Align the card edge guides with the internal chassis slot on the 369 base unit and press firmly until the 20-pin expansion connector seats fully.
- Tighten top and bottom module faceplate screws to establish solid chassis ground continuity and secure the assembly against vibration.
- Wire field I/O connections to the removable terminal blocks using 14-22 AWG copper conductors, ensuring signal shields are grounded at one end only.
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