GE 526-2102-000216 526-2100 D20EME Digital Input Expansion Module
Manufacturer: GE Fanuc
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Part Number: D20EME 526-2102-000216 526-2100
Condition：New with Original Package
Product Type: Digital Input Modules
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Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
GE D20EME 526-2102-000216 Digital Input Expansion Module
Configured for high-speed digital signal acquisition and sequence-of-events recording in substation automation network environments, the GE D20EME 526-2102-000216 (526-2100 Digital Input Expansion Module) provides direct physical/electrical execution across 32 discrete input channels.
Suffix Breakdown & Model Matrix
The D20EME module platform utilizes structured assembly part numbers to define specific hardware revisions and functional board configurations:
- 526-2100: Designates the fundamental D20EME base circuit board architecture for discrete signal processing.
- 526-2102-000216: Represents the complete factory assembly revision with specific internal component populated options, board coating, and production firmware specifications.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 526-2102-000216 (Base Model: 526-2100) |
| Brand | GE |
| Origin | USA |
| Weight | 0.5 kg |
| Dimensions | 120 x 80 x 40 mm |
| Operating Temp | -40 to 70 deg C |
| Power Consumption | Power supplied via D20 chassis backplane bus |
| Input Channels | 32 discrete digital input points |
| Nominal Input Voltage | 24 VDC |
| Channel Current | ~7 mA per channel |
| Input Contact Types | Dry contact and wetted contact signals |
| Time-Stamping Resolution | 1 ms SOE recording |
| Isolation Rating | 1500 VAC channel-to-bus isolation |
| Mounting | Rack-mounted module for D20 chassis |
Backplane Bus Communication and Firmware Flash Compatibility
The module interfaced through the main backplane bus enables rapid data transfer rates to the central D20 processing unit. Internal firmware flash compatibility ensures synchronized time-stamping accuracy across all 32 input points with a 1 ms resolution for sequence-of-events tracking. In addition, hardware-level I/O density scaling allows dense contact integration within a standard D20 rack enclosure without degrading signal scanning velocity.
Frequently Asked Questions
Q: What contact types and isolation ratings are supported by the input channels?
A: The 32 digital channels accept both dry and wetted contact inputs operating at 24 VDC nominal, with 1500 VAC channel-to-bus galvanic isolation to protect logic circuits from field transients.
Q: How are field fault events captured and processed by the module hardware?
A: Input state transitions are scanned continuously with a 1 ms time-stamping resolution for precise sequence-of-events recording, while status LEDs and self-diagnostics continuously pass health metrics to the D20 controller CPU.
Field Installation Guidelines
Ensure proper structural grounding and signal wiring during field deployment:
- Insert the module firmly into the designated D20 rack slot until the backplane connectors seat completely, then tighten the retaining screws on the front panel.
- Route 24 VDC field contact wires separately from high-voltage power cables to minimize electromagnetic interference.
- Connect signal cable shields directly to the chassis single-point earth ground bar using short, low-impedance grounding conductors.
- Verify that total loop resistance for dry contact inputs remains within limits to maintain the nominal ~7 mA channel current draw.