Maintenance and cleaning
EC mAV 2
- 42 -
© SIKA
•
Ba_ECmAV2
•
03/2015
7.4
Input Calibration
Operating calibration in order of items and calibration points in the table below:
Item No.
Input range
Calibration point
1
Current I = 20 mA DC
0: 0.000 mA
FS: 19.000 mA
2
Voltage U = 28 VDC
0: 0.000 V
FS: 19.000 V
7.4.1
Current Measurement Calibration
1. In power-off state, press simultaneously the OUTPUT / INPUT and power button to pow-
er on.
The EC mAV 2 enters into the calibration mode, CAL 0 will appear on the display.
2. Press the OUTPUT / INPUT button to select the measurement function, and INPUT, mA
will appear on the display.
3. Connect the EC mAV 2 to the equipment as shown in Figure 7-3:
Figure 7-3
4. Set the standard source to an appropriate range.
5. Set the output of standard source as the value given in the table from § 7.4 and when
the output stabilized, press the 100%/START button, and SAVE will appear on the dis-
play.
The calibrated point has been stored.
6. Press the STEP/AUTO button and CAL FS will appear on the display.
Repeat the operation of step 5.
