
pH simulation when the preamplifier is located in a remote junction box
or in a sensor mounted junction box
Figure 8-6:
pH simulation with 381+ sensor
1.
Verify that switch s-1 is set to
sensor or junction box
.
2.
Turn off sensor diagnostics.
3.
Turn off automatic temperature compensation. Set manual temperature
compensation to 25 °C (77 .
4.
Refer to
Figure 8-7
for connections to the sensor.
5.
Remove the cover from the sensor. Leave the sensor cable attached.
6.
Remove the glass electrode cable form the BNC connection at the preamplifier.
7.
Connect one end of a jumper wire to the solution ground pin and connect the other
end to the reference electrode pin.
Both pins are underneath the preamplifier. Leave the preamplifier installed on the
pins.
8.
Connect one end of a second jumper wire to the reference electrode pin. Be sure the
preamplifer remains connected to the pins.
9.
Press
DIAG
on the IRC.
The InPut voltage in millivolts appears in the temperature-output area. The main
display shows pH.
Diagnostics and troubleshooting
78
Rosemount 5081
Содержание Rosemount5081
Страница 1: ...Instruction Manual LIQ MAN 5081 Rev A September 2017 Rosemount 5081 Explosion Proof Transmitter ...
Страница 4: ......
Страница 10: ...Contents vi Rosemount 5081 ...
Страница 12: ...Startup procedure 2 Rosemount 5081 ...
Страница 23: ...Mounting 5081 on a pipe Figure 3 2 Installation Instruction Manual 13 ...
Страница 24: ...Installation 14 Rosemount 5081 ...
Страница 28: ...Wiring 18 Rosemount 5081 ...
Страница 50: ...Programming basics 40 Rosemount 5081 ...
Страница 130: ...Diagnostics and troubleshooting 120 Rosemount 5081 ...
Страница 136: ...Digital communications 126 Rosemount 5081 ...
Страница 138: ...NOTICE Consult the factory for additional information regarding service or repair Return of material 128 Rosemount 5081 ...
Страница 140: ...Engineering drawings 130 Rosemount 5081 ...
Страница 141: ...Engineering drawings Instruction Manual 131 ...
Страница 142: ...Engineering drawings 132 Rosemount 5081 ...
Страница 143: ...Engineering drawings Instruction Manual 133 ...
Страница 144: ...Engineering drawings 134 Rosemount 5081 ...
Страница 145: ...Engineering drawings Instruction Manual 135 ...
Страница 146: ...Engineering drawings 136 Rosemount 5081 ...
Страница 151: ...EU Declarations of Conformity 138 Rosemount 5081 ...