OJ SCE-120, Инструкция по эксплуатации, Страница: 6 / 58

Outdoor sensor ETF-744/99, fig. 2+4:
ETF is for use with gutter sensor ETOR. ETF can also be
used separately for the detection of temperature alone.
The sensor should be mounted on the wall beneath the
eaves on the north side of the building.
Water sensor type ETF-1899A:
Only for use in waterbased system to detect temperature
in supply and return water. Must be fastened with strips
fixed directly on the pipe.
Sensor cables:
ETOG and ETOR are supplied with 10 m cable, which can
be extended up to approx. 200 m using standard
installation cable: 6x1.5 mm² for ETOG and 4x1.5 mm² for
ETOR. The ETF cable can be up to approx. 50 m in length.
Sensor cables must be installed in accordance with current
regulations. They must never be installed parallel to power
cables as electrical interference may distort the sensor
signal.
ETO2 installation
The unit is intended to be DIN-rail mounted in an
approved panel.
Wall mounting:
For USA and Canada: The thermostat can be wall-
mounted in a specially designed and UL-approved metal
box (accessory).
For other countries: The accompanying plastic cover can
be used for wall mounting in an indoor area.
Connect supply voltage to terminals N and L. All electrical
and mechanical installation must be performed in
accordance with applicable local regulations.
Setup:
• 1-zone electric heating control with ETOG (fig. 3+6):
Connect 1 or 2 ETOG sensors to terminals 11-20.
Connect heating cable to output relays 1, 2 and 3
according to fig. 8.
• 1-zone electric heating control with ETOR + ETF
(fig. 4+7):
Connect 1 or 2 ETOR sensors to terminals 11-20. Note
that the pink and grey wires are not used.
Connect 1 ETF sensor to terminals 31-32.
Connect heating cable to output relays 1, 2 and 3
according to fig. 8.
English ETO2
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