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INSTALLATION
The unit has been designed for:
• 32x74 4-key IWK keyboard: panel
mounted. Drill a 29x71 mm hole, insert
the keyboard and fix it in place with the
special brackets provided.
Do not install the keyboard in excessively
humid and/or dirty locations. It is suitable
for use in locations with normal pollution
levels. Always make sure that the area
next to the unit cooling slits is adequately
ventilated.
ELECTRICAL
WIRING
Warning! Always switch off machine
before working on electrical connec-
tions.
The unit is fitted with:
•
standard 4-key IWK keyboard:
screw connectors** (or quick disconnect
connectors) for connection of electrical
cables;
**with diameter of 2.5 mm
2
max. (only
one conductor per terminal for power
connections): for terminal capacity, see
the label on the instrument.
ELIWELL STANDARD 4-KEY 32X74 IWK KEYBOARD
TECHNICAL DATA
Front protection: IP65.
Casing: PC+ABS UL94 V-0 resin plastic body, polycarbonate front, thermoplastic resin
keys.
Dimensions: front 74x32 mm, 30 mm depth.
Mounting: on panel, with drilling template 71x29 mm (+0.2/-0.1 mm).
Operating temperature: -5…55 °C.
Storage temperature: -30…85 °C.
Usage ambient humidity: 10…90 % RH (non-condensing).
Storage ambient humidity: 10…90% RH (non-condensing).
Display range: -50…110 (NTC); -55…140 (PTC) °C without decimal point (parameter
selectable), on display 3 sign.
Measurement range: from -55 a 140 °C.
Accuracy: better than 0.5% of bottom scale +1 digit.
Resolution: 1 or 0.1 °C.
Analogue Inputs, Digital Inputs and Outputs: on associated IWP power board
Serials: see Associated IWP Power Board Technical Data Base Board-Keyboard
Connection: via “powered” serial using +12V, GND and DATA lines Consumption:
see Associated IWP Power Board Technical Data
Power supply: 12V
c
from IWP power module.
RESPONSIBILITY AND RESIDUAL RISKS
Eliwell & Controlli s.r.l. shall not be liable for any damages deriving from:
- installation/use other than that prescribed and, in particular, which does not
comply with the safety standards specified in the regulations and/or those
given herein;
- use on boards which do not guarantee adequate protection against electric
shock, water or dust when assembled;
- use on boards which allow dangerous parts to be accessed without the use
of tools;
- tampering with and/or alteration of the product;
- installation/use on boards that do not comply with the standards and regula-
tions in force.
DISCLAIMER
This document is exclusive property of Eliwell & Controlli s.r.l. and cannot be
reproduced and circulated unless expressly authorized by Eliwell & Controlli
s.r.l.. Although Eliwell & Controlli s.r.l. has taken all possible measures to guar-
antee the accuracy of this document, it declines any responsibility for any
damage arising out of its use. The same applies to any person or company
involved in preparing and writing this manual. Eliwell & Controlli s.r.l. reserves
the right to make any changes or improvements without prior notice and at
any time.
CONDITIONS OF USE
PERMITTED USE
For safety reasons the instrument
must be installed and used in accor-
dance with the instructions supplied.
Users must not be able to access
parts with dangerous voltage levels
under normal operating conditions.
The device must be adequately pro-
tected from water and dust depend-
ing on the specific application and
only be accessible using special
tools (except for the front panel).
The device is ideally suited for
household use and/or similar use in
the refrigeration sector and has
been tested with regard to safety in
accordance with the European har-
monized reference standards: It is
classified as follows:
• as an automatic electronic control
device to be independently mount-
ed as regards its construction;
• as a 1 B type operated control
device as regards its automatic
operating features;
• as a Class A device as regards the
category and structure of the soft-
ware.
UNPERMITTED USE
The use of the unit for applications
other than those described is for-
bidden.
IWK 32x74
