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4 Basic Operation
E5@C-T Digital Temperature Controllers User’s Manual (H185)
4-12 Using Heater Burnout (HB) and Heater Short (HS) Alarms (Not
Supported for Position-proportional Models.)
4
4-12-3 Installing Current Transformers (CT)
(a) Delta connecting lines: Refer to the following diagram for CT installation
positions.
* Heater voltage fluctuations are not considered, so be sure to take that into account when
setting the detection current.
(b) Star connecting lines: Refer to the following diagram for CT installation
positions.
* Heater voltage fluctuations are not considered, so be sure to take that into account when
setting the detection current.
(c) V connecting lines: Refer to the following diagram for CT installation positions.
* Heater voltage fluctuations are not considered, so be sure to take that into account when
setting the detection current.
CT
CT
Load
Load
To CT input
Load
Load (such as a heater)
AC line
AC line
Product
To CT input
Product
CT
CT
Load
Load
Load
Load (such as a heater)
AC line
Product
To CT input
Product
To CT input
CT
Load (such as a heater)
CT
Load
Load
AC line
Product
To CT input
Product
To CT input