Input Unit Specifications - GRAPHTEC midi LOGGER GL220 Quick Start Manual

Input Unit Specifications

Item
Number of input channels
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
- Sampling 1s/10ch
- Filter ON (10)
- GND connected
A/D converter
Temperature coefficient
Maximum input voltage
Withstand voltage
Common mode rejection ratio
Noise
M3 screw type, 10 channels
Photo MOS relay scanning system,
all channels isolated,
balanced input
10ms/1ch
20m/50m/100m/200m/500m
1/2/5/10/20/50/1-5V F.S.
K、J、E、T、R、S、B、N、W（WRe5-26）
0 to 100% (voltage 0 V to 1 V scaling conversion)
Voltage
±0.1% of F.S.
Thermocouple
Type Measurement Temperature Rang 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
16-bit Delta-Sigma A/D converter
Gain : 0.01% of F.S./°C
Zero : 0.02% of F.S./°C
Between +/– terminals
Between input terminal/input terminal
Between input terminal/GND
Between input terminal/input terminal
Between input terminal/GND
At least 90 dB (50/60 Hz; signal source 300Ω or less)
At least 48 dB (with +/- terminals shorted)
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≤2000
(Effective resolution: approx. 1/40,000 of ± range)
Occurs when sampling speed is 10, 20, or 50 ms.
*with B-530 (option)
±5.2˚C
±3.0˚C
±（0.05% of rdg +2.0˚C）
±（0.05% of rdg +2.0˚C）
±3.5˚C
±（0.05% of rdg +2.0˚C）
±（0.05% of rdg +2.0˚C）
±（0.05% of rdg +1.0˚C）
±（0.05% of rdg +2.0˚C）
±（0.05% of rdg +1.0˚C）
±（0.1% of rdg +1.5˚C）
±（0.1% of rdg +0.5˚C）
±2.7˚C
±1.7˚C
±（0.05% of rdg +1.0˚C）
±（0.1% of rdg +1.0˚C）
±（0.1% of rdg +1.5˚C）
±0.5˚C
: 60Vp-p
: 60Vp-p
: 60Vp-p
: 1 minute at 350Vp-p
: 1 minute at 350Vp-p
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