IFR COM-120B Service Manual

STEP
PROCEDURE
12.
Set
COM-1208 to
OFF
and disconnect test
equipment.
PERFORM
THE
FOLLOWING
ONLY
WHEN REQUIRED.
13. Press
SETUP
MEMORY Key
(21).
14.
Select
"1.
Calibration" f rom
Setup Screen.
15. Press ENTER Key
to access
Password
Field. Press
SHIFT,
F, M,
Y,
S,
V,
C,
D
and SHIFT
Data Entry
Keys
(5).
Press ENTER
Key.
16.
Select
"1.
DVM"
to access
DVM METER
CALIBRATION Screen.
17. Move
cursor to
AC RANGE X1.
18. Set Calibrator to 1.000 Vrms
at 60
Hz.
19. Press ENTER Key
twice and
wait
until current
Field
displays CALIBnATED.
20. Move
cursor to
AC RANGE X10.
21.
Set Calibrator to
10.00 Vrms
at 60
Hz.
22. Press ENTER
Key twice
and
wait until
current
Field
displays CALIBBATED.
23.
Move cursor to AC RANGE X100.
24.
Set Calibrator to
100.0 Vrms
at 60
Hz.
25. Press ENTER Key
twice and
wait
until current Field
displays CALIBRATED.
26. Move
cursor to
DC RANGE X1.
27.
Set Calibrator to 2.000 Vdc.
28. Press ENTER Key
twice and
wait
until current Field
displays CALIBRATED.
29. Press RETURN
Soft
Function Key F6.
30. Press MTRS lnstruments Key
(4).
31. Select
"3.
DVM"
on Meters Menu.
32. Proceed
at Step
7.
1-10
STEP PROCEDURE
12. Set COM-120B to OFF and disconnect test equipment.
PERFORM THE FOLLOWING ONLY WHEN REQUIRED.
13. Press SETUP MEMORY Key (21).
14. Select "1. Calibration" from Setup Screen.
15. Press ENTER Key to access Password Field. Press SHIFT, F, M, Y, S, V, C, D and SHIFT
Data Entry Keys (5). Press ENTER Key.
16. Select "1. DVM" to access DVM METER CALIBRATION Screen.
17. Move cursor to AC RANGE X1.
18. Set Calibrator to 1.000 Vrms at 60 Hz.
19. Press ENTER Key twice and wait until current Field displays CALIBRATED.
20. Move cursor to AC RANGE X10.
21. Set Calibrator to 10.00 Vrms at 60 Hz.
22. Press ENTER Key twice and wait until current Field displays CALIBRATED.
23. Move cursor to AC RANGE X100.
24. Set Calibrator to 100.0 Vrms at 60 Hz.
25. Press ENTER Key twice and wait until current Field displays CALIBRATED.
26. Move cursor to DC RANGE X1.
27. Set Calibrator to 2.000 Vdc.
28. Press ENTER Key twice and wait until current Field displays CALIBRATED.
29. Press RETURN Soft Function Key F6.
30. Press MTRS Instruments Key (4).
31. Select "3. DVM" on Meters Menu.
32. Proceed at Step 7.
1-10
Scans by ArtekMedia © 2008

IFR COM-120B Specifications

General

Brand	IFR
Model	COM-120B
Category	Measuring Instruments
Language	English