Form Number TM61310
Rev 2 Aug 2007
Page 13
Cali
To Recalibrate your meter: It is recommended that the Multimeter be ca
ch year.
1. Perform calibration at an a
rature of 23°C±2°C and a relative humidity of
<70% Dis
nect the te
s and turn th
ff. Rem
s from the
front terminals.
2. Position the meter face down. Remove the battery cover screws and the 2 bottom
case cove crew
3. Lift the en
f the
e cover unt
nsnaps from the case top at the
end neare the L
(A) DCV and ACV Calibration (Adjust VR1)
V DC" position.
V ±0.02% and connect to
V/
Ω
/Temp
and
ads 198.9 to 190.1
m the meter.
(B)
tput to the
10A
and
COM
input terminals on
eads 4.95 to
osition.
brator to 0 ºC
3. Connect the calibrator
ture output to
emp
and
COM
inals
4. Using a small flat-tipped screwdriver, adjust VR2 for a 0ºC ±1ºC (-1 to 1) display
(D)
º
F Calibration (Adjust VR3)
1. Set the ro
witch to the "º
F
" position.
2. Set the output of the calibrator to 32 ºF
3. Connect the calibrator Te
output to the V/Temp and Com input
4. Using a small flat-tipped screwdriver adjust VR3 for a 32ºF ±1ºF (31 to 33) display
bration Procedure
librated once ea
mbient tempe
st lead
con
e meter o
ove the test lead
r s
d o
s.
bottom cas
il it gently u
st
CD.
1. Set the rotary switch to the "200m
2. Set the output of the DC calibrator for 190.0m
COM
input terminals on meter.
3. Using a small flat-tipped screwdriver to adjust VR1 until the display re
mV.
4. Disconnect the DC calibrator fro
DC A Calibration (Adjust VR5)
1. Set the rotary switch to the "10 A DC" position.
2. Set the output of the calibrator to 5A DC
3. Connect the calibrator current ou
meter.
4. Using a small flat-tipped screwdriver to adjust VR4 until the display r
5.05 amps
(C)
º
C Calibration (Adjust VR2)
1. Set the rotary switch to the "º
C
" p
2. Set the output of the cali
Tempera
the
V/
Ω
/T
input term
tary s
mperature