Industrie-Elektronik GmbH Tel: +49/(0)7142/7776-0 E-Mail: info@ropex.de
Gansäcker 21 Fax: +49/(0)7142/7776-19 Internet: www.ropex.de
D-74321-Bietigheim-Bissingen (Germany) Data subject to change
23.1.04
RESISTRON
Replacing
RES-102/RES-420
GB
Replacement
Instructions
The RESISTRON temperature controller RES-420 can
be used as an alternative to the older controller type
RES-102. The mechanical outlines are identical. The
connection of the electrical terminals is different and
must be changed acc. the described wiring diagram.
The steps that are necessary to convert from
RES-102-0-x (standard model without modifications) to
RES-420 are described below.
These instructions only provide a brief overview of the
two controllers. If in doubt, please refer to the latest
version of the controller documentation, which is
always binding.
The convertion from controller types RES-102-1-x is
not described here. Please contact ROPEX for further
informations.
Comparison of RES-102 / RES-420
Dimensions
The front panel cutout dimensions of the RES-2xx and
RES-420 controllers are identical. The RES-420 fea-
tures a protective film to IP42 instead of the transparent
hood. A transparent front cover featuring IP65 is avail-
able as a option.
Temperature indication (actual value)
RES-102 RES-420
RES-102
Indication on a analog instrument (ATR-x).
RES-420
Indication on the 4-line display
(dynamic bar and digital value).
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