Honeywell Ademco's 4190WH is a 2-Zone Expander used in Ademco Vector and Vista systems that supports polling loop devices. The left loop can be used for closed-circuit devices, with or without EOLR supervision. The left loop can also be used with fast response (10 millisecond) devices, if necessary.
Also known as
- Honeywell Intrusion VECTOR REM PT MDL, 2 ZN - 4190WH