- Trend
- IQ2xx
- Like new
- IQ231/UNB/230VAC
The IQ231 was used to replace the older IQ131 (111+) controllers. It is also useful for new installations on Trend IQ2 systems, the IQ231 has 16 IO points. The controller has 8 Universal Inputs and 8 Analogue Outputs.
£423.00
