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ER5*C橫河ER5*C電阻溫度計傳感器輸入卡ER5*C
Standards Specifications (1)
Name mV input card Thermocouple input Resistance thermometer Potentiometer
card sensor input card Input card
Model EM1 ET5 ER5 ES1
RTD (3-wire, Measuring
current: 1mA)
TC JIS C1602:1995, • JIS C1604:1997,
Input signal DC voltage IEC 584:1995, IEC 751:1995 (ITS-90) Potentiometer,
-50 to +150 mV ANSI (ITS-90) Type Pt100 • JIS:1989, DIN 3-wire
K. T, J, E, B, R, S, N (IPTS-68) Pt100
• JIS:1989 JPt100
• JIS:1981 Pt50
10 to 63 mV Total resistance:
Span 10 to100 mV DC (Thermoelectric 10 to 650 _C (*5) 100 to 2000 Ω
Measuring range conversion) Span: 80 to 2000 Ω
Zero elevation Smaller of 3 times Smaller of 3 times Max. 5 times span Within 50 % of total
span and _50 mV span and _25 mV resistance
Measuring range change Can be changed by BRAIN terminal
Input resistance 1 MΩ (10 kΩ 1 MΩ (10 kΩ –
when power off) when power off)
External input resistance 500 Ω max. Max. 150 Ω/wire (*1) Max. 10 Ω/wire
Allowable input voltage -0.5 to 4 V DC – –
Input linearization None Provided Provided None
Output signal 1 to 5 V DC, 2 outputs (output resistance: 1 Ω max., load resistance: 2 kΩ min.)
Burnout Selectable (upscale, downscale) or off (can be changed by BRAIN), scaleout time less than
60 sec.
Signal isolation Between input and output signals, input signal and power input Between output signal and
power input
Mounting method Mounted in special nest (signals and power supply are connected via backboard and connector)
Wiring External wiring: M4 screw terminals for I/O in special nest Wiring to I/O cards: By special cable
using connector
External dimensions 73 (Width)x24 (Height)x115 (Depth) mm (including knob)
Weight 70 g
Accuracy rating (*4) Within _0.1 % Within larger of _0.1 % Within larger of _0.1 % of Within _0.1 %
of span of span and _20 _V of span and 0.2 _C of span
input conversion
Reference junction – Type R, S: _2 _C – –
compensation error Other types: _1 _C (*3)
Isolation resistance Between input and output signals, input signal and power input: at 500 V DC,100 MΩ Between
output signal and power input: at 500 V DC,100 MΩ
Withstanding voltage Between input and output signals, input signal and power input: 1500 V AC for 1 minute
Between output signal and power input: 500 V AC for 1 minute
Power supply voltage 24 V DC _10 %
Max. current consumption (24 V DC) 60 mA 60 mA 60 mA 60 mA
Ambient conditions 0 to 50 _C /5 to 95 % RH (non-condensing)
Effect of ambient temperature change Max. _0.2 % of span for 10 _C change
Effect of power supply voltage change Max. _0.1 % of span for change of 24 V DC _10 %
Reference Junction
Accessory – Compensation Sensor – –
(*6)
*1: Influence of external input resistance: _0.1 _C/10 Ω (3 lines should be in balance)
*2: Span must be at least 50 % of total resistance.
*3: For Type B, there is no reference junction compensation.
*4: Accuracy rating of #2 output: _0.2 % (deviation from #1 output).
*5: For JPt100 JIS:1989, Span is 10 to 500 _C.
*6: Connected it to B and C terminals of signal conditioner.
ER5*C橫河ER5*C電阻溫度計傳感器輸入卡ER5*C
