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- Overview
- Specifications
- Description
- Applications
- Troubleshooting and Maintenance Recommendations
- FAQ
- Recommended Products
Overview
Place of Origin: |
USA |
Brand Name: |
HONEYWELL |
Model Number: |
10101/2/1 |
Packaging Details: |
Original new Factory Sealed |
Delivery Time: |
5-7 days |
Payment Terms: |
T/T |
Supply Ability: |
In stock |
Specifications
|
Description |
Specification |
|
Model |
10101/2/1 |
|
Part name |
Fail-safe digital input module |
|
Dimensions |
30x20x20cm |
|
Weight |
0.2 kg |
|
Approvals |
CE, TÜV, UL |
|
Software versions |
≥ 3.00 |
|
Space requirements |
4 TE, 3 HE (4 HP, 3U) |
|
Power requirements (5 V DC) |
8 mA |
|
Power requirements (24 V DC internal) |
110 mA |
|
Power requirements (24 V DC external) |
110 mA (input currents) |
|
Ripple content (5 V DC) |
< 0.5 Vp-p (0–360 Hz) |
|
Number of input channels |
16 |
|
Maximum input voltage |
36 V DC |
|
Input current |
7 mA at 24 V DC |
|
Input HIGH |
> 15 V DC |
|
Input LOW |
< 9 V DC (I < 2 mA) |
|
Input delay |
Typically 10 ms |
|
Module connector code |
Holes A5, C5 |
|
Rack connector code |
Large pins A5, C5 |
Description
The 10101/2/1 is a fail-safe digital input module. This module features stringent self-diagnostic capabilities and fault-tolerance mechanisms, enabling it to capture discrete signals from field sensors in real time and ensuring that the system can safely switch to a predefined protection state in the event of any internal or external link failure.
Applications
Chemical plants: Reactor alarm signals and emergency shutdown interlock.
Refineries: Tank level switch signals and overflow alarm protection.
Power plants: Boiler and turbine trip monitoring with rapid shutdown.
Steel plants: Fan stop and gas leak signals with safety valve control.
Troubleshooting and Maintenance Recommendations
Maintenance Recommendations: Annually check module connector pins for oxidation and verify software version compatibility.
Troubleshooting: If diagnostic indicators are abnormal, use key coding to locate rack mismatch faults. For logic false alarms caused by signal fluctuations, check external cable shielding grounding and power supply ripple to ensure they do not exceed tolerance limits.
FAQ
Q: How many input channels does the 10101/2/1 fail-safe digital input module have?
A: 16 channels.
Q: What are the HIGH and LOW voltage thresholds recognized by the 10101/2/1?
A: HIGH level greater than 15 V DC, LOW level less than 9 V DC (and current less than 2 mA).
Q: What is the typical input delay time of the 10101/2/1?
A: Typical value is 10 milliseconds (10 ms).
Q: What are the internal and external 24 V DC current requirements of the 10101/2/1 during operation?
A: Internal and external (input current) are both 110 mA (5 V DC current is 8 mA).
Q: What connector code is used by the 10101/2/1 module and rack for insertion protection?
A: Module side uses A5, C5 holes, and rack side uses A5, C5 large pins (occupies 4 HP, 3U).
