4
Connecting the Alarm Input/Output
The Alarm IN/OUT port in the back of SHR-2040/2041/2042 is composed of the following
elements.
ALARM IN/OUT Connection
Name
- ALARM IN1
1
- ALARM IN2
- ALARM IN3
- ALARM IN4
2
- ALARM RESET IN
3
- ALARM OUT1
- ALARM OUT2
Function
ALARM Input Port
On receiving an ALARM RESET signal, the sys-
tem cancels the current ALARM input and output
signal and then resumes sensing.
ALARM Output Port
3-6