4/8/2013
Voltage Monitor – Instruction Manual
Model 520603-2V150
P/N 520603-
2V150
REV. B 9/11
© 2011 RAILWAY EQUIPMENT CO.
5
clear.
HI AMP
COUNT ___ -
High amperage incidents on Channel 2. Press
DECREASE
to
Clear.
LOW AMP
COUNT ___ -
Low amperage incidents on Channel 2. Press
DECREASE
to clear.
2.1.3 Push Buttons
Below the digital display are three control push buttons:
INCREASE –
This is used to increase the value of the displayed parameter, if enabled.
DECREASE –
This button will decrease the value of the displayed parameter, if
enabled.
MODE –
This control is used to increment through the available screens.
2.1.4 LED Status Indicators
Two LEDs are used to indicate Channel OK, one for each input channel.
2.1.5 External Wiring Connector
Near the bottom of the front panel there is a twelve position socket with a removable
connector for external wiring. The connection locations are shown below:
PIN CONNECTION INPUT NUMBER
1 INPUT 10-48 VDC # 1 +VOLTAGE
2 COM 0V # 1 -VOLTAGE
3 NORMALLY CLOSED # 1 OUTPUT RELAY
4 FUSED COMMON # 1 OUTPUT RELAY
5 NORMALLY OPEN # 1 OUTPUT RELAY
6 NO CONNECTION
7 NO CONNECTION
8 INPUT 1-150 VDC # 2 + VOLTAGE
9 COM 0V # 2 – VOLTAGE
10 NORMALLY CLOSED # 2 OUTPUT RELAY
11 FUSED COMMON # 2 OUTPUT RELAY
12 NORMALLY OPEN # 2 OUTPUT RELAY
