Agilent Technologies Switch/Measure - Manual (Page 177)

General Purpose Switch Modules 6
34980A User’s Guide 165
After a five- to ten- second delay, remove the sheet metal cover from the
module and move the position of the jumper mounted on the module. See the
next drawing for the jumper’s location on the module.
WA RN I N G
Do not connect either the 34937A or 34938A module directly to a
mains power outlet. If it is necessary to measure a mains voltage
or any circuit where a large inductive load may be switched, you
must add signal conditioning elements to reduce the potential
transients before they reach the module or the Analog Buses.
Open
Maintain
5Amp relays
power down state
U205
U301
C301