YSI DIQ/S 182 XT-4 System 182 XT-4 - Manual (Page 32)

Installation System 182 XT-4
3 - 18 ba76026e01 01/2012
3.6.4 Distributed mounting
General information For the locally separated connection between DIQ/S 182 XT-4 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!).
SENSORNET
connections
The DIQ/S 182 XT-4 has a SENSORNET connection on the front
terminal strip and two others on the rear terminal strip. The terminal
strips are shown in section 3.14. In addition, free SENSORNET
connections can all be used in the system, e.g. the two SENSORNET
connections of an additional power supply module. All SENSORNET
connections are of equal value in the system.
Caution
The IQ S ENSOR N ET cable may only be connected to the
SENSORNET connections. 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".