Logic Inputs; Functions - JUMO 202550 Operating Instructions Manual

31 Logic inputs

31.1 Functions

Status of the
logic input
Key
inhibit
Alarm stop
Reset alarm time Alarm signals are generated at the
Hold
Hold reversed
Measurement
freeze
Setpoint
changeover
Range expansion
(x10)
90
Setting the functions of the logic inputs,
see "Configuration level / logic inputs...– C112", page 36.
The indicator/controller
operated from the keys on the front
panel.
Alarm signals are generated at the
configured output.
configured output.
Controller active
Hold,
Chapter 29 "Hold", page 88.
The measured process value for the
first measurement
displayed.
Setpoint pair 1 (SP1 and SP 2) is
active.
Display at operating level:
SPr1
SPr2
SP 3
SP 4
Process value output
between SoL and SoH
can be The indicator/controller can not be
operated from the keys on the front
panel.
The alarm contact is deactivated –
the LED for the configured alarm
output blinks.
The alarm contact is deactivated.
Any alarm delay that has started to
run will be set to zero and held.
Hold,
Chapter 29 "Hold", page 88.
Controller active
The measured process value for the
variable is first measurement variable is frozen.
Setpoint pair 2 (SP3 and
SP 4) is active.
Display at operating level:
SP 1
SP 2
SPr3
SPr4
is linear Process value 0 — 10% of full scale
is scaled up to 0 — 100% of the
process value output.