Supervising An Uninterruptable Power Supply - Notifier AM2020 User Manual

Section 6.3 Supervising an Uninterruptable Power Supply
All connections are supervised and power limited. The MMX-1 Software Type ID "MTRB" may be used to moni-
tor either normally closed or normally open supervisory contacts, as illustrated in Figure 6.3-1(A). An open or a
short condition on the circuit will produce the message "POINT TROUBLE" on the display.
Figure 6.3-1(B) depicts the MMX-1 Software Type ID "MTRB" used to monitor Supervising the Normally
Closed Contacts of an Uninterruptable Power Supply with a CRT-2 Terminal.
A
SLC Loop
+ -
Do not break tabs!
SLC Loop
+ -
Do not break tabs!
B
1-96
The CRT-2 must be Revision H or Higher.
Type ID "MTRB"
MMX-1
Type ID
"MTRB"
Type ID "MTRB"
MMX-1
Type ID
"MTRB"
Figure 6.3-1 Uninterruptable Power Supply
NOTE
Uninterruptable Power Supply UL
Listed for Fire Protective Signaling with
normally closed supervisory contacts
Uninterruptable Power Supply UL
Listed for Fire Protective Signaling
with normally open supervisory
contacts.
ELR 47K, 1/2-watt
Part Number A2143-00
Installation 15088:K 3/21/01