EN
- Overview
- Specifications
- Description
- Applications
- Troubleshooting and Maintenance Recommendations
- FAQ
- Recommended Products
Overview
Place of Origin: |
Sweden |
Brand Name: |
ABB |
Model Number: |
SAFT164ALO SAFT 164 AIO |
Packaging Details: |
Original new Factory Sealed |
Delivery Time: |
5-7 days |
Payment Terms: |
T/T |
Supply Ability: |
In stock |
Specifications
|
Parameter |
Value |
|
Model |
SAFT164ALO SAFT 164 AIO |
|
Product Type |
Analog I/O Module |
|
Dimensions |
20 x 15 x 2.5 cm |
|
Weight |
0.22 kg |
|
Operating Voltage |
24 V DC |
|
Current Consumption |
< 60 mA |
|
Input Channels |
16 |
|
Output Channels |
16 |
|
Sampling Rate |
Up to 1000 Hz |
|
Communication Interface |
Modbus RTU |
|
Operating Temperature |
-20°C to +70°C |
|
Storage Temperature |
-40°C to +85°C |
Description
The ABB SAFT164ALO SAFT 164 AIO is a high-performance analog I/O module. This module is a key feedback unit in ABB's drive systems and process control architecture, specifically designed to process high-precision current or voltage signals. It converts analog signals from field pressure, temperature, or speed sensors into system-recognizable logic data and outputs precise analog control values to drive regulating valves or frequency converters. Its highly stable circuit design ensures robust signal transmission over long distances.
Applications
Oil refineries (for analog signal acquisition of pressure transmitters and flow meters)
Precision chemical plants (real-time monitoring of simulated temperature curves in reaction vessels)
Power generation plants (analog feedback of generator excitation systems and speed)
Large paper mills (paper tension control and simulated adjustment of calenders)
Water treatment plants (automatic control of pump frequency based on simulated liquid level signals)
Troubleshooting and Maintenance Recommendations
Troubleshooting:
Slow Data Refresh: Check if the Modbus polling frequency matches the 1000Hz sampling rate to prevent bus congestion.
Readings Affected by Ambient Temperature: Confirm that the operating temperature is within the range of -20°C to +70°C; if it is close to the limit, it is recommended to enhance convection cooling within the cabinet.
Maintenance Recommendations:
Moisture Protection: Although the storage temperature supports -40°C to +85°C, ensure that no condensation adheres to the circuit board surface during recovery operation.
Interface Inspection: The 2.5cm ultra-thin design typically uses high-density terminals; regularly check for loose wiring to prevent contact resistance from introducing signal errors.
FAQ
Q: Does the SAFT164ALO SAFT 164 AIO support 1000Hz sampling on all channels?
A: Yes. The 1000Hz sampling rate applies across all channels, enabling fast multi-channel closed-loop control response.
Q: Under what condition is the <60mA power consumption of SAFT164ALO SAFT 164 AIO measured?
A: It refers to static self-consumption. In real operation, channel load current must be added.
Q: Can SAFT164ALO SAFT 164 AIO operate directly in cold outdoor environments?
A: Not recommended. Although rated down to -20°C, it should be installed in a protected shockproof and moisture-resistant enclosure.
Q: What Modbus RTU baud rate is supported by SAFT164ALO SAFT 164 AIO?
A: Up to 38400 bps or higher is recommended to match high-speed sampling without delay.
Q: Does SAFT164ALO SAFT 164 AIO include signal isolation protection?
A: It provides basic internal channel protection, but external isolation is recommended in high-interference environments.
