EN
- Overview
- Specifications
- Description
- Applications
- Troubleshooting and Maintenance Recommendations
- FAQ
- Recommended Products
Overview
Place of Origin: |
USA |
Brand Name: |
HONEYWELL |
Model Number: |
10102/2/1 |
Packaging Details: |
Original new Factory Sealed |
Delivery Time: |
5-7 days |
Payment Terms: |
T/T |
Supply Ability: |
In stock |
Specifications
|
Description |
Specification |
|
Model |
10102/2/1 |
|
Part name |
Fail-safe analog input module |
|
Approvals |
CE, TÜV, UL |
|
Software versions |
≥ 3.00 |
|
Space requirements |
4 TE, 3 HE (4 HP, 3U) |
|
Power requirements (5 V DC) |
30 mA |
|
Power requirements (24 V DC) |
175 mA + 25 mA for each active input |
|
Number of input channels |
4 |
|
Input specification |
0–2 V DC |
|
Input resistance |
>100 kΩ |
|
Loop powering |
26 V DC (±1 V for 0.2 mA < I < 20 mA), short-circuit protected |
|
Loop current limit |
>21 mA solid state |
|
A/D converter |
12-bit |
|
Inaccuracy |
≤0.75% |
|
Absolute max input signal |
±5 V DC |
|
Module connector code |
Holes A5, C17 |
|
Rack connector code |
Large pins A5, C17 |
Description
The 10102/2/1 is a fail-safe analog input module, belonging to the field continuous signal receiving unit of a safety control system. This module is installed in an input/output rack and connected to the field transmitter via a cable. It is responsible for receiving continuously changing current or voltage signals transmitted from the field, converting these electrical signals into digital data, and sending them to the central processing unit for logical judgments such as over-limit protection, dry-burn protection, and interlock shutdown.
Applications
Petrochemical Complex: Monitor pressure and temperature for ESD emergency shutdown.
Natural Gas Processing Plant: Acquire fire, gas, and transmitter signals in hazardous areas.
Large Thermal Power Plant: Monitor boiler and turbine status for safety interlocks.
Fine Chemical Plant: Monitor critical reaction processes with fail-safe protection.
Troubleshooting and Maintenance Recommendations
Troubleshooting: If channel measurement deviation increases (>0.75%), check the 24V external power supply ripple or the shielding grounding for integrity. The module has short-circuit protection; if the loop current exceeds 21 mA, it will trigger solid-state current limiting, and will automatically reset after returning to normal.
Maintenance Recommendations: Regularly check if the A5/C17 encoder pins on the rack are loose; it is recommended to check the 5V and 24V operating voltages quarterly to ensure the software version matches the base (≥ 3.00).
FAQ
Q: How many analog channels does the 10102/2/1 module have and what are the input specifications?
A: 4 channels, input range 0–2 V DC.
Q: What is the resolution and measurement accuracy of the 10102/2/1?
A: 12-bit A/D converter with accuracy ≤0.75%.
Q: Does the 10102/2/1 provide short-circuit protection for loop power supply?
A: Yes, it provides 26 V DC supply with solid-state current limiting >21 mA.
Q: How is the 24 V DC current consumption of the 10102/2/1 calculated?
A: Base current 175 mA, plus 25 mA for each active input channel.
Q: How much rack space does the 10102/2/1 occupy?
A: 4 TE width, 3 HE height (4 HP, 3U).
