㵪
87
㵪
7.2.12
Data Calibration
Calibrate the voltage, resistance temperature detector, and reference junction compensation.
䋺
Calibration of the voltage
䋺
Calibration of the resistance temperature detector
䋺
Calibration of reference junction compensation
Example)
Calibrating the voltage at Channel 1
Enters the engineering mode (See the key
operation in page 74). Use the
䂦
key to indicate
"
㩷
", and press the
㵰
ENT
㵱
key.
Use the
䂦
key to select "
", and press the
㵰
ENT
㵱
key. Select the channel where a instrument
for calibration such as a mV generator is connected,
and press the
㵰
ENT
㵱
key.
Enter 0 mV. After 30 seconds, make sure that the
ALM lamp is unlit and press the
㵰
ENT
㵱
key.
Enter 15 mV. After 10 seconds, make sure that the
ALM lamp is unlit and press the
㵰
ENT
㵱
key.
Enter 25 mV. After 10 seconds, make sure that the
ALM lamp is unlit and press the
㵰
ENT
㵱
key.
Enter 35 mV. After 10 seconds, make sure that the
ALM lamp is unlit and press the
㵰
ENT
㵱
key.
Enter 55 mV. After 10 seconds, make sure that the
ALM lamp is unlit and press the
㵰
ENT
㵱
key.
Enter 200 mV. After 10 seconds, make sure that the
ALM lamp is unlit and press the
㵰
ENT
㵱
key.
Enter 1 V. After 10 seconds, make sure that the
ALM lamp is unlit and press the
㵰
ENT
㵱
key.
Enter 5 V. After 10 seconds, make sure that the
ALM lamp is unlit and press the
㵰
ENT
㵱
key.
Enter 10 V. After 10 seconds, make sure that the
ALM lamp is unlit and press the
㵰
ENT
㵱
key.
If the calibration is correct, select "
" with
the
䂦
key, and if incorrect, select "
",
respectively. Then, press the
㵰
ENT
㵱
key.
䌛
Note
䌝
Every channel requires calibration.
Display
Operation Keys
Description
ENT
ENT
ENT
ENT
ENT
ENT
ENT
ENT
ENT
ENT
ENT
ENT
ENT
ENT
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Tel: (01943) 602001 Fax: (01943) 816796