Setup2 (Room Temperature Compensation) - GRAPHTEC midi LOGGER GL350 Service Manual

4.3 Setup2 (Room Temperature Compensation)

Preparation
As shown below, use (T) temperature compensation leads to connect the target amps to the 0˚C reference
temperature device (Zero controller). Also be sure to use (T) temperature compensation leads to connect the
input terminal.
Wiring connection
Connect CH3 and CH8 for the 10-channel
input terminal unit.
Connect CH3, CH8, CH13 and CH18 for
the 20-channel input terminal unit.
Connect CH3, CH8, CH13, CH18, CH23,
CH28, CH33, CH38, CH43 and CH48 for
the 50-channel input terminal unit.
CAUTION
Connect each compensation copper lead to a single terminal as shown in the above diagram (parallel
wiring is not permitted).
(1) As shown in the figure above, connect the input of the zero controller to the GL450/400/350's input
terminal.
(2) Leave the GL450/400/350 turned on for at least
GL400-UM-251-9370
(T) compensation lead
AC adapter
4-5
Input 0 V for the output side or short the + and - terminals
(T) output side
(T) input side
10 minutes.
4. SETUP PROCEDURES
0˚C reference
temperature device
(Zero Controller)