Transmitter And Receiver Connections - Honeywell Searchline Excel Cross-Duct Technical Handbook

MAN0889_Issue 3_03/13
3. Installation and Operation
Control Cabinet
Connections
Cable Shield
Modbus A
Modbus B
Screen Modbus Drain
Instrument
(clean) Earth
+24VDC - in
4-20mA - out
0VDC - in
Cross-Duct
Transmitter
Connections

3.3.4 Transmitter and Receiver Connections

SHC Protection Device
SHC1
Black 0V
Transmitter
Red +24V
Connections
Green/ GND
DX100 (M) Junction Box
1
Red (+24VDC)
Green/Yellow
(Earth)
Ex d or Ex e Junction Box
Flying
Lead
(Tempo-
rary Con-
nection)
BLU
2-wire
crimp ferrules
Searchline Excel Cross-Duct Technical Handbook
6
1
6
Black (0V)
Safety/
protec-
tive
ground
4-20mA
BRN
A
B
Earth Terminal
16
Cross-Duct Reciever
Connections
Blue (B)
Orange (A)
Red (+24VDC)
White (4-20mA)
Black (0V)
Green/Yellow (Earth)
The earth bonding arrangement must
ensure that the maximum peak voltage
between the unit case earth and any
field cable conductor is less than 350V.
Voltages in excess of this can cause
permanent damage to the unit's RFI
protection filters.
4-20mA
GND
0V
+24V
Cable Shield
Earth
GRN/YEL GND
WHITE 4-20mA
ORANGE A
BLUE B
RED +24V
BLACK 0V
Controller
Connections
Receiver
Connections