256
Appendix
or less is ±3°C ±1 digit maximum. The indication accuracy of W thermocouples is (the larger of
±0.3% or ±3°C) ±1 digit maximum and the indication accuracy of PLII thermocouples is (the larger
of
±0.3% or ±2°C) ±1 digit maximum.
(2) Ambient temperature:
−10°C to 23°C to 55°C
Voltage range:
−15 to +10% of rated voltage
(3) Set “None” as the unit for Controllers with Analog Inputs.
Rating and Characteristics of Options
Current Transformer (CT)
Specifications
Note The maximum continuous current of the E5@N is 50 A.
External Dimensions
E54-CT1
Event inputs Contact Input
ON: 1 kΩ max., OFF: 100 kΩ min.
Non-contact Input
ON: Residual voltage 1.5 V max.; OFF: Leakage current 0.1 mA max.
Communications Transmission path: RS-485/232C
Communications method: RS-485 (2-wire, half duplex) or RS-232C
Synchronization: Start-stop
Baud rate: 1.2, 2.4, 4.8, 9.6, 19.2, 38.4, or 57.6 kbps
Item Specifications
Model number E54-CT1 E54-CT3
Max. continuous current 50 A 120 A (See note.)
Dielectric strength 1,000 VAC (for 1 min)
Vibration resistance
50 Hz, 98 m/s
2
Weight Approx. 11.5 g Approx. 50 g
Accessories None Armature (2), Plug (2)
21
15
25
3
40
10.5
5.8 dia.
7.5
2.8
10
30
Two, 3.5 dia.
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