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3.2
Contact thermostat
You can attach single thermostats to pipes
with diameters between 15 and 100 mm. A
strap is required in this case (see section 2.3
on accessories).
1. Insert seal (6) as shown in Fig. 2.
2. Thread the strap (8) behind the bulb
holder at the back of the housing (1).
3. Use the strap to attach the thermostat to
the pipe.
4. Unscrew the front cover of the thermo-
stat.
5. Perform electrical connection as de-
scribed in section 4.
6. Screw front cover back onto the thermo-
stat.
TR: Place the set point adjuster onto the
temperature regulator.
1 Thermostat
2 Bulb
6 Seal
8 Strap
Fig. 2 · Mounting a contact thermostat
3.3
Thermowell
Note: The bulbs of double thermostats share
the same thermowell. See section 2.3.
Before attaching the thermostat, uncoil the
length of capillary required:
4
For wall mounting, the required length
depends on the required capillary and
length of the thermowell
4
For mounting the thermostat on tanks/in
pipes, the required length depends on
the length of the thermowell
NOTICE
Do not pull at the bulb on uncoiling the cap-
illary! The capillary tube may break.
1. Unscrew front cover from the thermo-
stat.
2. Detach the bulb from the back of the
thermostat.
3. Route the bulb through the back of the
housing to the front.
4. Uncoil the capillary to the required
length (Fig. 4a).
5. Route the bulb back again through the
back of the housing (Fig. 4a).
6. Insert seal (6) as shown in Fig. 4b or
4c.
Proceed as described in section 3.3.1 or in
section 3.3.2 depending on how the ther-
mostat is to be mounted.
Installation
9
EB 5206 EN
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