ELPRO Condor QUANTUM EDGE 115S Series Installation Manual

115S-XX EXPANSION I/O
INSTALLATION GUIDE
NOTE
This equipment is suitable for use in Class 1 Division
2 groups A,b,C and D hazardous loactions, or
nonhazardous locations only.
WARNING-EXPLOSION HAZARD
Do not disconnect equipment while the circuit is live
or unless the area is known to be free of ignitable
concentrations. Substitution of any component may
impair suitability for Class I Division 2.
TECHNICAL NOTE EL-Inst-115S-XX
EFFECTIVE NovEmbEr, 2024
Connecting to an ELPRO Condor Series radio
or a external Modbus Master.
Address Settings
Set a unique Modbus slave address for each 115S device
connected to Elpro Radios or as a Modbus master. The
example shows the setting for address "01." See your
Modbus product documentation for a list of Modbus
addresses.
Connection to Elpro Condor series radios.
Connect all four wires on the radio 4-way "Expansion" connector to the
four wire connector on the Expansion I/O modules, Daisychain wiring if
more than one expansion module connected.
-
+
B A
ETHERNET
B A
RS-485
115S-xx
-
B A
Modbus Master Power Connections
On the 4-way connector on the base of the 115S device, connect 10.8-30
VDC to the + pole and an earth wire to the - pole.
When connecting power lines, make sure all earth connections have the
same potential. The minimum standard for earth wiring is 2 mm2, 14 AWG.
Modbus Power
115S
master supply
- + - + - +
Earth Earth Earth
Modbus Master RS-485 connections
Connect the RS-485 B and A cables to corresponding ports on the 4-way
connector.
Use the RS-485 termination switch on the 115S module base to terminate
the last 115S module in a multi-drop setup, as shown in the figure below.
Modbus
115S
master
ON
A B A
RS-485 termination switch in
UP (terminated) position, or
120 Ω tted across RS-485
GND BAT SUP SUP
-
+ +
USB RS232 SUPPLY
115S-xx
-
+ B A +
115S 115S A
B
- + - +
Maximum current:
115S-11: 300 mA max
115S-12: 900 mA max
115S-13: 900 mA max
Earth Earth
115S 115S
ON
B A B A B
RS-485 termination switch in
UP (terminated) position
An envirada group company
x10 x1
- +
+
-
- +
ON
- +
A
B