GRAPHTEC GLT400, User Manual

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5-4
CHAPTER 5 Specification
Standard terminal B-564/Screwless terminal B-564SL
Item Description
Number of
input channels
Standard
terminal
20 channels (up to 10 units (200 channels) can be connected to GLT400)
* Between GLT400 and terminal and between terminals can be direct-connected or with an
expansion terminal connection cable (sold separately).
Screwless
terminal
20 channels (up to 10 units (200 channels) can be connected to GLT400)
* Between GLT400 and terminal and between terminals can be direct-connected or with an
expansion terminal connection cable (sold separately).
Input terminal
type
Standard
terminal
M3 screw type terminals (Rectangular flat washer)
Screwless
terminal
Screwless terminal
Input method Photo MOS relay scanning system
All channels isolated, balanced input
* Terminal b to be used to connect the Resistance bulb is shorted within all channels.
Scan speed 10 ms/1 ch maximum
Measurement ranges Voltage: 20, 50, 100, 200, 500 mV; 1, 2, 5, 10, 20, 50, 100 V; 1-5 V F.S.
Temperature
Thermocouples: K, J, E, T, R, S, B, N, C (WRe5-26)
Resistance bulb: Pt100, JPt100, Pt1000 (IEC751)
Temperature range: 100°C, 500°C, 2000°C
(In the case of Fahrenheit: 150°F, 750°F, 3000°F)
Humidity: 0 to 100% (voltage 0 to 1 V scaling conversion) fixed
Measurement accuracy
(23°C ±5°C)
• When 30 minutes or more
have elapsed after power was
switched on
• Sampling 1 s/20 ch
• Filter ON (10)
• GND connected
Voltage: 0.1% of F.S.
Temperature
•
Thermocouple
Thermocouple Measurement Temperature Range (°C) Measurement Accuracy
R/S 0 ≤ TS ≤ 100℃
100 < TS ≤ 300℃
R : 300 < TS ≤ 1600℃
S : 300 < TS ≤ 1760℃
±5.2℃
±3.0℃
± (0.05% of rdg +2.0℃)
± (0.05% of rdg +2.0℃)
B 400 ≤ TS ≤ 600℃
600 < TS ≤ 1820℃
±3.5℃
± (0.05% of rdg +2.0℃)
K -200 ≤ TS ≤ -100℃
-100 < TS ≤ 1370℃
± (0.05% of rdg +2.0℃)
± (0.05% of rdg +1.0℃)
E -200 ≤ TS ≤ -100℃
-100 < TS ≤ 800℃
± (0.05% of rdg +2.0℃)
± (0.05% of rdg +1.0℃)
T -200 ≤ TS ≤ -100℃
-100 < TS ≤ 400℃
± (0.1% o f rdg +1.5℃)
± (0.1% o f rdg +0.5℃)
J -200 ≤ TS ≤ -100℃
-100 < TS ≤ 100℃
100 < TS ≤ 1100℃
±2.7℃
±1.7℃
± (0.05% of rdg +1.0℃)
N -200 ≤ TS < 0℃
0 ≤ TS ≤ 1300℃
± (0.1% o f rdg +2.0℃)
± (0.1% o f rdg +1.0℃)
C (W) 0 ≤ TS ≤ 2000℃ ± (0.1% o f rdg +1.5℃)
Reference contact compensation accuracy ±0.5℃
* Thermocouple diameters T - K: 0.32 φ, others: 0.65 φ
•
Resistance bulb
Type
Measurement Temperature Range
(°C)
Applied current
Measurement
Accuracy
Pt100 -200 to 850℃ (FS=1050℃) 1 mA ±1.0℃
JPt100 -200 to 500℃ (FS=700℃) 1 mA ±0.8℃
Pt1000 -200 to 500℃ (FS=700℃) 0.3 mA ±0.8℃
* 3-wire system