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7.5.
Internal / external control
ext. Pt100
The programmable controller offers the possibility of internal
temperature control in a primary bath vessel or external control
directly in an external system.
Setup for external control:
Connect a Pt100 sensor to the socket „EXT“ of the
programmable controller, if necessary perform a calibration
using the „ATC Ext:“ function (see page 39) and then securely
fix the sensor in the external system.
Switching from internal to external control:
•
Press the key
in operating state “OFF“ to select the
control type.
•
The DIALOG-DISPLAY (LCD) indicates the effective control
type.
•
Press the start/stop key
.
Temperature indication:
•
Both actual temperatures are indicated at the same time:
1) on the MULTI-DISPLAY (LED)
2) on the DIALOG-DISPLAY (LCD).
•
Press the key
to swap the values on the displays.
The indicator light „Ext“ refers to the indication on the
MULTI-DISPLAY (LED).
Caution:
Place the external sensor into the bath medium and securely fix the sensor.
