wtw DIQ/S 182-PR, System Operating Manual

Page: 26 / 146

Installation System 182
3 - 12 ba75503e07 04/2012
3.4.4 Distributed mounting
General information For the locally separated connection between Universal Transmitter
and MIQ modules and between MIQ modules the following cables can
be used:

SNCIQ cable

SNCIQ/UG earth cable - suitable for underground laying in
accordance with VDE 01816, Part 2 and DIN/VDE 0891, Part 6.
The cables are delivered as piece goods (please specify length when
ordering!).
Note
For distances under 2 m, e.g. to connect the Universal Transmitter and
DIQ/JB when installing two sensors in the immediate vicinity of the
Universal Transmitter, any two-wire screened cable can also be used
(wire cross-section > 0.5 mm²)
Caution
The IQ Sensor Net cable may be connected to the SENSORNET
connections only. No wires of the cable may be connected with an
external electrical potential. Otherwise, malfunctions could occur.
General installation
instructions
Pay attention to the following points when connecting components via
IQ S
ENSOR
N
ET
lines:

The sum of all IQ S
ENSOR
N
ET
line lengths (SNCIQ, SNCIQ/UG and
SACIQ) in the system may be up to a maximum of 250.

IQ S
ENSOR
N
ET
lines must always be installed separately at a
minimum distance of 20 cm from any other lines carrying a voltage
greater than 60 V.

The terminator switch on the terminal strip of all MIQ modules in the
System 182 must be set to "Off".
Materials required

1 x SNCIQ or SNCIQ/UG connection cable (see
chapter 11 A
CCESSORIES AND OPTIONS
)

Wire end sleeves for 0.75 mm2 wire cross-section with matching
crimping tool

1 x cable gland with seal (scope of delivery of MIQ module).
Tools

Cable stripping knife

Wire stripper

Phillips screwdriver

Small screwdriver.