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27
5.1.3
Connect as indicated if the instrument has to be connected to 2-wire
transducers powered by the instrument.
Note:
The shown configuration is only for EDM with 20 mA input.
5.2 AC Ammeter with 5 AAC input
5.2.1
The electrical FS of this instrument is HiE = 1999; to maintain maximum
resolution, this value should not be modified (during programming).
If the instrument is connected to a current transformer (5 AAC sec-
ondary current) with a primary current of 5-250 AAC, the display span
should be programmed so that the Hi value corresponds to the input
value of the CT primary.
Example:
Electrical full-scale: 0 - 5 AAC
LoE = 0
HiE = 19.99
Display span: 0 - 250 AAC
Lo = 0
Hi = 250 (250 (Hi) = 250 A CT primary)
See also 4.1 Modes of Operation: Scaling Operation
2-wire transducer
with excitation
power by EDM
Summary of Contents for EDM 35 -
Page 19: ...ENGLISH 19 Scaling Operation Setpoint Operation ...
Page 47: ...ENGLISH 47 Notes ...
Page 48: ...ENGLISH Notes ...