Input Unit Specifications - GRAPHTEC GL900 Quick Start Manual

Input Unit Specifications

Item
Number of input channels
Voltage
Input terminal
type
Temperature
Input method
Maximum sampling speed
Voltage
Measurement
accuracy
Temperature
Humidity
Measurement
accuracy *1
(23°C±5°C)
† When 30 minutes
or more have elapsed
after power was
switched on
† Filter Line
† GND connected
A/D converter
Temperature coefficient
Maximum input voltage
Withstand voltage
Frequency response
Filter
8 channels (fixed)
BNC connectors
M3 screw type terminal board
All channels isolated
Imbalanced input
Simultaneous sampling of all channels
10 s
20m 50m 100m 200m 500m
1 2 5 10 20 50 100 200 500V 1-5V F.S.
Thermocouple: K, J, E, T, R, S, B, N, W (WRe5-26)
0 to 100% (voltage 0 V to 1 V scaling conversion) *with B-530 (option)
l Voltage
±0.25% of F.S.
l Thermocouple
Type Measurement Temperature Range Measurement Accuracy
R/S
B
K
E
T
J
N
W
Reference contact compensation accuracy
*1: Thermocouple diameters T: 0.32 Φ, others: 0.65 Φ
16Bit (out of which 14 bits are internally acknowledged)
Gain : 0.01% of F.S./°C
Zero : 0.02% of F.S./°C
Between each input channels and +/- terminals : 20mV to 1V ---> 30Vp-p
Between each input channel terminal/input channel terminal : 60Vp-p
Between each input channel terminal/GND terminal
Between each input channel terminal/GND terminal
Between each input channel terminal/input channel terminal : 1 minute at 1000Vp-p
DC to 20KHz (+1/–4dB)
Off, Line, 5Hz, 50Hz, 500Hz
(Attenuation) –3dB / 6dB oct
Description
0≤TS≤100
100<TS≤300
R: 300<TS≤1600
S: 300<TS≤1760
400≤TS≤600
600<TS≤1820
–200≤TS≤–100
–100<TS≤1370
–200≤TS≤–100
–100<TS≤800
–200<TS≤–100
–100<TS≤400
–200≤TS≤–100
–100<TS≤100
100<TS≤1100
0≤TS≤1300
0≤TS≤2315
±7.0°C
±5.0°C
±(0.05% of rdg +3.0°C)
±(0.05% of rdg +3.0°C)
±5.5°C
±(0.05% of rdg +3.0°C)
±(0.05% of rdg +3.0°C)
±(0.05% of rdg +2.0°C)
±(0.05% of rdg +3.0°C)
±(0.05% of rdg +2.0°C)
±(0.1% of rdg +2.5°C)
±(0.1% of rdg +1.5°C)
±3.7°C
±2.7°C
±(0.05% of rdg +2.0°C)
±(0.1% of rdg +2.0°C)
±(0.1% of rdg +2.5°C)
±1.0°C
: 2V to 500V ---> 500Vp-p
: 60Vp-p
: 1 minute at 1000Vp-p
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