10 - 8
IM 4H3B1-01E
Magnetic Field:
less than 400AT/m (DC and 50, 60Hz)
Noise:
Normal Mode (50, 60Hz)
DCV
Peak value including signal must be less than 1.2 times the
measuring range.
TC
Peak value including signal must be less than 1.2 times the
measuring mV.
RTD
less than 50mV.
Common Mode (50, 60Hz)
less than 250VAC rms for the whole range.
Maximum Differential Noise Between Channels (50, 60Hz):
less than 250VAC rms
Operating Position:
frontwards: 0
°
backwards: within 30
°
Warm-up Time:
at least 30 minutes after the power has been turned ON.
EFFECT OF OPERATION CONDITIONS
Effect of Ambient Temperature:
Effect of ambient temperature variation of 10
°
C,
Digital display:
within
±
(0.1% of rdg + 1 digit)
Recording:
within Digital display
±
0.2% of recording span (excluding RJC-
error)
Effect of Power Supply:
Effect of variation in rated power supply voltage: (50 or 60Hz is reference, rated power
supply voltage is according to specifications)
Digital display:
within
±
1 digit
Recording:
within
±
0.1% of recording span
Effect of rated power frequency variation of
±
2Hz (100VAC is reference):
Digital display:
within
±
(0.1% of rdg + 1 digit)
Recording:
same as digital display
Effect of Magnetic Field: Effect of AC (50/60Hz) or DC 400AT/m field:
Digital display:
within
±
(0.1% of rdg + 10 digit)
Recording:
within
±
0.5% of recording span
Effect of Input Source Resistance:
Effect of Input Source Resistance variation of +1k
Ω
:
DCV range:
Ranges less than 2V:
within
±
10
µ
V
Ranges more than 6V: within –0.1% of rdg
TC range:
within
±
10
µ
V (However
±
100
µ
V when TC burnout protection is
set)
RTD range:
Effect of 10
Ω
per wire (resistances of three wires must be equal):
Digital display:
within
±
(0.1% of rdg + 1 digit)
Recording:
within Digital display
±
0.1% of recording span
Effect of difference of three wires: Digital display: 0.1
°
C per 40m
Ω
(approx.)
Effect of Operating Position:
Digital display:
within
±
(0.1% of rdg + 1 digit) (within 30
°
backwards)
Recording:
within Digital display
±
0.1% of recording span (within 30
°
backwards)
Vibration:
Effect when sine-wave motion of frequency 10 to 60Hz and acceleration of 0.02G is
applied to the instrument in the direction of three axes each for two hours:
Digtal display:
within
±
(0.1% of rdg + 1 digit)
Recording:
within Digital display
±
0.1% of recording span
Effect of radio-frequency Common Mode (Except for /P1 model):
Effect of 0.15M-80MHz 10V
Digital display:
within
±
(5% of range
±
1 digit)