1. Wiring of Communication Modules mMINT, PMINT, MCAM and PCAM

2. mMINT Communication Wiring
Modbus RTU Network
Master
SW3 should be moved to the ON position only when it is the last device in a chain of devices or if it is a single device.
RS-485
Modbus A
Tx/Rx +
Tx/Rx - B
GND*
SHD
Baudrate
SW2-2
SW2-3
1200 On
9600
Off
19200
*) Connect shield to ground at master device end only. Interconnect shielding where devices are daisy-chained.
(For diagnostics)
SW1 should be moved to the ON position only when it is the last device in a chain of devices or if it is a single device.
SW2-1
Addr. 247or 248**
Off
Normal On
IZM26
Integrated
-Status (on/off) sensors
-Shunt trip and spring release control only available with Digitrip models 1150x
**) for diagnostic mode, to configure the mMINT
Feed control voltage to A14 and A15 for breaker remote control and for Trip Unit operation without current flow.
Terminal B1
+, P
Terminal B2
0V, N
INCOM
+, P
Terminal A14
Terminal A15
0V, N
02.Jul.2009

3. PMINT Communication Wiring
PROFIBUS DP
Master
SW2-1
Remote disable
Open
Remote enable
Close
RS-485
PROFIBUS DP
Connect the INCOM Shield wire to ground at master device (PMINT) end only.
Position of breaker in drawer
SHIELD
IZM-CS in position D
IZM-CS in position C 6 5 4 3 2 1
IZM26 NO C NO C
Integrated
-Status (on/off) sensors
-Shunt trip and spring release control only available with Digitrip models 1150x
INCOM
+, P
0V, N
Feed control voltage to A14 and A15 for breaker remote control and for Trip Unit operation without current flow.
GND
CBSW2
Terminal B1
CBSW1
Terminal B2
+, P
Terminal A14
Terminal A15
0V, N
02.Jul.2009

4. MCAM Communication Wiring*
(Front View
of MCAM)
(Top View of a mounted MCAM on IZM) 1 17 19 21 23 25 27 35 2 18 20 22 24 26 28 36 53 54
ST1
SGF2
+24V
CMM1
CMM3
SR1
ST2
SGF1
AGND
CMM2
CMM4
SR2
wiring for remote control (Shunt trip and spring release)
Modbus
Communications
Adapter Module
Cat. MCAM 5
Close 4
Open 3
COM - R 2 0V
24 Vdc- 1
24 Vdc+
24 Vdc+
Modbus RTU
Master
Modbus
Control
Integrated
Status (on/off) sensors in breaker 4
Shield
GND**
Enable 3
COM - C
Disable
inverting 2
A (Tx/Rx-)
Tx/Rx- 1
B (Tx/Rx+)
Tx/Rx+
Source Ground
non-inverting
RS-485
Modbus
MCAM
02.Jul.2009

5. PCAM Communication Wiring*
(Front View
of PCAM)
(Top View of a mounted PCAM on IZM ) 1 17 19 21 23 25 27 35 2 18 20 22 24 26 28 36 53 54
ST1
SGF2
+24V
CMM1
CMM3
SR1
ST2
SGF1
AGND
CMM2
CMM4
SR2
wiring for remote control (Shunt trip and spring release)
Series NRX
PROFIBUS
Communications
Adapter Module
Cat. PCAM
PROFIBUS DP
Master
RS-485
PROFIBUS DP
PROFIBUS
Control 5
Close
Enable 4
Open
Disable
Integrated
Status (on/off) sensors in breaker 3
COM - R 2
24 Vdc- 0V
Source Ground 1
24 Vdc+
24 Vdc+
PCAM
02.Jul.2009

6. ECAM Communication Wiring*
(Front View
of ECAM)
(Top View of a mounted ECAM on IZMX) 1 17 19 21 23 25 27 35 2 18 20 22 24 26 28 36 53 54
ST1
SGF2
+24V
CMM1
CMM3
SR1
ST2
SGF1
AGND
CMM2
CMM4
SR2
wiring for remote control (Shunt trip and spring release)
Series NRX
Ethernet
Communications
Adapter Module
Cat. ECAM 5
Close 4
Open 3
COM - R 2 0V
24 Vdc- 1
24 Vdc+
24 Vdc+
Ethernet
Control
Integrated
Status (on/off) sensors in breaker
Enable
Ethernet Network,
Switch, or PC
Connection
Disable
Source Ground
ECAM
02.Jul.2009

7. Remote Control Possibilities through Network
Circuit Breaker IZM16
Circuit Breaker IZM26
MCAM
PCAM
mMINT
PMINT
Digitrip 520
Digitrip 1150
remote controlling
yes
 NA
Yes
NA 
02.Jul.2009

8. Modbus RTU Network RS-485 - XV-102 + Modbus RTU XC200 B A
USB-RS 485 Converter
RS485
Pin 3 A
Pin 7 B
B A + -
Pin 3
Pin 2
Modbus RTU B A
TB2-1 B
TB2-2 A
XIOC-SER
Tx/Rx-
Tx/Rx+
XC200
02.Jul.2009

9. 02.Jul.2009