Switch User Manual

Normally Open to
Chassis 1. Hardware Connections
2. Equipment Setup
• Set DMM to: 2-wire ohms, 1 GΩ range.
• Send *RST to the switch.
• Send the CLOS (@100:115) command to the switch to close all NO
contacts.
3. DC Isolation Reading
• Trigger the DMM and record the reading.
Figure 2-6. DC Isolation Test (NO Channels to Chassis)
Chapter 2 Verification Tests 29