EDI: SM662
The model SM662 is a solid-state isolator device used to monitor a mechanical switch or button and report Call status to a Nema TS-2 Controller Unit. It provides the features of a DC Isolator for use in a Nema TS2 Input Assembly, including BIU status. Switch inputs are optically isolated from the cabinet DC Supply and are protected from transient over-voltages
- SM662: TS-2 Switch Monitor
Description
CONTACT SWITCH TWO CHANNEL ISOLATOR
The SM662 is a solid-state device used to monitor a mechanical switch or button and report Call status to a Nema TS-2 Controller Unit.
- Interchangeable with a standard inductive loop detector
- Meets all appropriate requirements of the Nema TS2-2003 Standard.
- Switch inputs are optically isolated from the cabinet DC Supply and are protected from transient over-voltage
- The Call outputs provide fail-safe operation if the unit loses power
- Nema TS-2 Status outputs provided for BIU compatibility.