Standards Specifications (3)
Name Output isolator card Output isolator card Control output isolator
card
Model EH0 EA0 EC0
Input signal 1 to 5 V DC 1 to 5 V DC 4 to 20 mA DC
Input resistance 1 MΩ (100 kΩ when power off) 250 Ω or equivalent at
20 mA b
External resistance of b –- –- Reference (*1)
Output signal 1 to 5 V DC, 1 point 4 to 20 mA DC, 1 point
Output resistance Up to 1 Ω 500 kΩ or more
Output load resistance 2 kΩ or more Up to 750 Ω
Allowable b voltage _30 V DC Allowable b current:
40 mA DC
Signal isolation Isolated between output and b signals, and output signal and power b
Mounting b Mounted in special nests (connected via backboard and connector)
Wiring External wiring: Connected to M4 screw terminals for b/output of special nests I/O
cards: Special cable (connector cable)
External dimensions 73 (Width)x24 (Height)x115 (Depth) mm (including knob)
Weight 70 g
Accuracy rating Within _0.1 % of span Within _0.1 % of span Within _0.2 % of span
Isolation resistance Between b and output signals, b signal and power b: at 500 V DC, 100 MΩ
Between output signal and power b: at 500 V DC, 100 MΩ
Withstanding voltage Between b and output signals, b signal and power b: 1500 V AC for 1 minute
Between output signal and power b: 500 V AC for 1 minute
Power supply 24 V DC _10 %
Maximum current consumption (24 V DC) 50 mA 85 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 %
*1: Allowable external b residence ≤ Allowable load resistance of current signal –250 (Ω).
