Specification Of Input Section - GRAPHTEC midi LOGGER GL240 Quick Start Manual

Specification of the input section
Item
Number of input channels M3 screw type terminal (Rectangular flat washer) 10 channels
Method
Scan speed
Measurement Voltage
ranges
Temperature
Humidity
Measurement accuracy *
(23°C ±5°C)
• When 30 minutes or
more have elapsed after
power was switched on
• Sampling 1 s / 10 ch
• Filter ON (10)
• GND connected
A/D converter
Temperature coefficient
Maximum input voltage
Withstand voltage
Common mode rejection ratio
Noise
20
Photo MOS relay scanning system, all channels isolated, balanced input
10ms/1Ch
20/50/100/200/500 mV, 1/2/5/10/20/50/100 V, 1-5 V F.S.
Thermocouple : K, J, E, T, R, S, B, N, W (WRe5-26)
Temperature range : Fixed
0 to 100% (voltage 0 V to 1 V scaling conversion)
* B-530 (optional) use
•
•
Voltage : ±0.1% of F.S.
1
Thermocouple
*1: Thermocouple diameters T, K: 0.32 , others: 0.65
Type Measurement
Temperature Range
100<TS 300˚C
R/S
R: 300<TS 1600˚C
S: 300<TS 1760˚C
400 TS 600˚C
B
600<TS 1820˚C
-200 TS -100˚C
K
-100<TS 1370˚C
-200 TS -100˚C
E
-100<TS 800˚C
-200 TS -100˚C
T
-100<TS 400˚C
-200 TS -100˚C
J -100<TS 100˚C
100<TS 1100˚C
-200 TS<0˚C
N
0 TS 1300˚C
W 0 TS 2000˚C
Reference contact compensation
accuracy
16-bit Delta-Sigma A/D converter (Effective resolution: approx. 1/40,000 of ± range)
Gain : 0.01% of F.S./°C
Zero : 0.02% of F.S./°C
* Occurs when sampling interval is 10, 20, or 50 ms.
Between +/– terminals : 20mV to 1Vrange (60Vp-p)
Between input terminal/input terminal : 60Vp-p
Between input terminal/GND : 60Vp-p
Between input terminal/input terminal : 1 minute at 350Vp-p
Between input terminal/GND : 1 minute at 350Vp-p
At least 90 dB (50/60 Hz; signal source 300 or less)
At least 48 dB (with +/- terminals shorted)
Description
0 TS 100˚C
2V to 100V range (110Vp-p)
Measurement Accuracy
±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 +2.0˚C)
± (0.1% of rdg +1.0˚C)
± (0.1% of rdg +1.5˚C)
±0.5˚C