Zeta Alarm Systems.
Classic 2000 Mk II Operation Manual
Revision 1.0
Part # MAN-Z3K-01
Page 81
Each circuit employs transient voltage protection, is power-limited, and supervised.
6.5.2 Power Requirement - ZRDA
Power Requirement: To be connected to a UL listed Power Limited Class II or Class III source of
supply only.
6.5.3 Power Requirement - ZRLD
SPECIFICATIONS
All circuits are Power Limited
Loop Voltage
Max
30VDC
Nominal
24VDC
Loop Short Circuit Current
Nominal
40mA
Max
45mA
Supervision Current
5Ma
End-Of-Line Resistor (PN 900)
4.7K Ohms
Maximum Line Resistance Per Side
25 Ohms
Maximum Total Line Resistance Per Zone
50 Ohms
Input Voltage
Nominal
24 VDC
Maximum
30 VDC
Current
Standby
40 mA
Alarm
60 mA
POWER REQUIREMENT
To be connected to a UL listed Power Limited
Class II or Class III source of supply only
Input Voltage
Minimum
12VDC
Nominal
24VDC
Maximum
30VDC
Normal Mode (Standby)
ZRLD
40mA
ZRLD
40mA
10% Alarm Condition
ZRLD(5LED on)
110mA
ZRLD(5LED on)
110mA
Each LED on adds
14mA