Trouble-Shooting Diagram - Mettler Toledo pH Simulator 112 Instructions D'utilisation

pH Simulator 112
Trouble-shooting diagram II
Input current of
transmitter too high
1. Check transmitter
2. Repeat test
3. Send to METTLER
TOLEDO service
A
Transmitter
END
© 08/2020 METTLER TOLEDO
Printed in Switzerland
No
Transmitter resistance
No
ok
* The value displayed should correspond to the accuracy needed.
The accuracy of the simulator is ±0.008 pH.
B
No
pH9*?
Yes
Linearity
ok
Set simulator
to pH7 HIGH
pH7*?
Yes
Input current of
transmitter ok
Set simulator
to pH9 HIGH
No
pH9*?
Yes
Yes
ok
Test temperature
compensation?
Yes
C
Bad linearity
1. Check transmitter
2. Repeat test
3. Send to METTLER
TOLEDO service
A
Change cable
pH9*?
No
Transmitter resistance
too low
1. Check transmitter
2. Repeat test
3. Send to METTLER
TOLEDO service
A
pH-Sim 112-02-CH
59 905 998 D
7