Signal Name Description Remark
OVEN OFF
The external contact signal stops the temperature
control of the instrument.
The signals and the
COMMON terminal
are short-circuited
through contacts of
external equipment
and thus operation is
controlled.
The short-circuit time
(tc) should satisfy the
following.
0.5 sec < tc < 10 sec
OVEN ON
The external contact signal starts the temperature
control of the instrument.
START
A time program of the instrument is started with an
external contact signal.
If a start signal is received while a time program is
in progress, a time program starts from 0 minutes.
ERR
The instrument is set to the error detection status
by receiving the external error signal.
COM
COMMON terminal for [OVEN ON], [OVEN OFF],
[START] and [ERR].
52
CTO-40C CL
3 Operation
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General