Hioki 8847, Instruction Manual

Page: 315 / 372

17.6 Input Modules Specifications
305
Chapt
er
17
S
peci
fic
at
ions
17
17.6.2 8967 Temp Unit
Temperature and humidity range
for guaranteed accuracy 23 ± 5°C (73 ± 9F°), 20 to 80% RH (when zero adjustment is executed 30 minutes after power on)
Period of guaranteed accuracy 1 year
No. of input channels 2 channels
Input terminals Pushbutton-type terminal block (2 terminals/ch)
Sensor Thermocouple (K, E, J, T, N, W, R, S, B)
Measurement ranges
Measurable range
Resolution
Measurement accuracy (f.s.=20
div)
Reference junction compensa-
tion accuracy ± 1.5°C (Reference junction compensation: When internal, add to thermocouple measurement ac-
curacy)
Reference junction compensa-
tion Selectable internal or external (during thermocouple measurement)
Temperature characteristic Add (meas. accuracy × 0.1)°C to meas. accuracy
Data refresh Selectable from normal, fast or slow
Open-circuit detection Selectable On or Off
Input resistance 100M
Ω
(with open-circuit detection Off) or 5.1 M
Ω
± 5% with open-circuit detection On)
Common mode rejection ratio 80 dB minimum (at 50/60 Hz, with signal source 100
Ω
, and Fast data refresh setting)
100 dB minimum (at 50/60Hz, with signal source 100
Ω
, and Normal data refresh setting)
Input type Unbalanced (floating)
Maximum rated voltage to earth 300 VAC/DC (between input channels and chassis, and between input channels)
Measurement category II, (anticipated transient overvoltage 2500 V)
Dielectic strength 2.704 kVAC for 15 seconds (between input channels and chassis, and between input channels)
Operating temperature and hu-
midity Same as the host Memory HiCorder
Storage temperature and humidity Temperature-20 to 50°C, Humidity90% RH or less (non-condensating)
Operating environment Same as the host Memory HiCorder
Dimensions Approx. 106 mmW × 19.8 mmH × 204.5mmD (4.17"W × 0.78"H × 8.05"D)
Mass Approx. 240 g (8.5 oz)
Option Ferrite clamp-on choke........................................................................................ 2
Effect of radiated ratio-frequency
electromagnetic field ± 2% f.s. (max) at 3 V/m
Effect of conducted radio- fre-
quency electromagnetic field ± 2% f.s. (max) at 3 V
Applicable standards Safety EN61010
EMC EN61326 Class A
Sensor Range Measurable range
Resolu-
tion
Measurement accuracy
Thermocouple
(not including
standard junction
compensation
accuracy)
K
*1
10°C/div -100°C to 200°C 0.01°C
±0.1% f.s. ± 1°C
± 0.1% f.s. ± 2°C
(-200°C to 0°C)
50°C/div -200°C to 1000°C 0.05°C
100°C/div -200°C to 1350°C 0.1°C
J
*1
10°C/div -100°C to 200°C 0.01°C
50°C/div -200°C to 1000°C 0.05°C
100°C/div -200°C to 1100°C 0.1°C
E
*1
10°C/div -100°C to 200°C 0.01°C
50°C/div -200°C to 800°C 0.05°C
100°C/div -200°C to 800°C 0.1°C
T
*1
10°C/div -100°C to 200°C 0.01°C
50°C/div -200°C to 400°C 0.05°C
100°C/div -200°C to 400°C 0.1°C
N
*1
10°C/div -100°C to 200°C 0.01°C
50°C/div -200°C to 1000°C 0.05°C
100°C/div -200°C to 1300°C 0.1°C
R
*1
10°C/div 0°C to 200°C 0.01°C
± 0.1% f.s. ± 3.5°C (0°C to
400°C)
(except B, for which accu-
racy is not guaranteed be-
low 400°C)
± 0.1% f.s. ± 3°C (400°C
and higher)
50°C/div 0°C to 1000°C 0.05°C
100°C/div 0°C to 1700°C 0.1°C
S
*1
10°C/div 0°C to 200°C 0.01°C
50°C/div 0°C to 1000°C 0.05°C
100°C/div 0°C to 1700°C 0.1°C
B
*1
50°C/div 400°C to 1000°C 0.05°C
100°C/div 400°C to 1800°C 0.1°C
W
*2
(WRe5-26)
10°C/div 0°C to 200°C 0.01°C
50°C/div 0°C to 1000°C 0.05°C
100°C/div 0°C to 2000°C 0.1°C
*1: JIS C 1602-1995, *2: ASTM E-988-96
Selection Fast Normal Slow
Data Refresh Rate 1.2 ms 100 ms 500 ms