Innotech Genesis V4 System - Manual (Page 61)

Installation Instructions for Innotech Genesis Systems
Edition 011100 4-6
Figure 4-2. Checking Digital Input Wiring.
NOTE
The following procedures assume the digital inputs are driven by
Normally Open contacts. For digital inputs driven by Normally
Closed contacts, the voltage indications should reverse.
a. Ensure power to the Digital Controller is turned off.
b. Set the digital voltmeter range to read at least 25 Volts.
c. Connect the voltmeter to the first digital input channel (Terminals 3 and 4 for the
Genesis II Digital Controller). Observe polarity, ensuring the red (+) test lead is
connected to the positive terminal (3) and the black (-) test lead is connected to the
negative terminal (4).
10 11 12 13 14 15 16 17 18 3 4 5 6 7 8 9
AC
SOURCE
DC
SOURCE
JUMPER WIRE
V
AC
V
DC
24V
+ -
V
AC
V
DC
24V
+ -
CHECKING DC SOURCE CHECKING AC SOURCE
DIGITAL CONTROLLER
1 2