wtw IQ SENSOR NET System 2020 XT, Operating Manual

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System 2020 XT C
ONNECT
Installation
3 - 35
ba75970e01 10/2012
3.7 Electrical connections: General instructions
Cable glands All electric cables are fed from below via prepared openings in the
enclosure of the MIQ modules. Cable glands with different clamping
ranges are included with most MIQ modules to provide sealing
between the cable and enclosure as well as for strain relief. Select the
matching cable gland for the respective cable diameter:

Small, clamping range 4.5 to 10 mm. This cable gland is suitable for
all IQ S
ENSOR
N
ET
cables (including earth cable after stripping the
outer insulation, see section 3.5.3) and IQ S
ENSOR
N
ET
sensor con
-
nection cable.

Large, clamping range 7 to 13 mm. This cable gland is required for
cable sheaths with an outside diameter of more than 10 mm and is
screwed into the enclosure via an extension piece.
If necessary, you can order other sizes of cable gland (see
chapter 12 A
CCESSORIES AND OPTIONS
).
sealing ring 20 x 15 x 1 mm
cable gland M16
blind plug
sealing ring 20 x 15 x 1 mm
extension piece M16/M20
sealing ring 24 x 19 x 2 mm
cable gland M20