Installing Rpa455X In Hazardous Area Zone 1/ Division 1 - Mettler Toledo RPA455 Série Manuel D'installation

RPA455x / RPA455xx Installation Manual METTLER TOLEDO

2.4 Installing RPA455x in Hazardous Area Zone 1/ Division 1

RPA455x is designed for use in hazardous area Zone 1 / Division 1. Choose one of the
following two wiring solutions to install RPA455x.
Please note that both RPA455x and APS455x must be grounded.
Zone 1
RPA455x
Hazardous Area Zone 1 / Division 1
Zone 1
Solution 1: Wiring for power input and RS232 communications through APS455x
Hazardous Area Zone 1 / Division 1
Power Cable
RJ45 to RJ45
RPA455x
Power Cable
RJ45 to RJ45
RPA455x
Solution 2: Wiring for power input and Ethernet communications through APS455x
and AC adapter
Hazardous Area Zone 1 / Division 1
Power Cable
Hazardous Area Zone 1 / Division 1
RJ45 to RJ45
RPA455x
Power Cable
RJ45 to RJ45
RPA455x
Grounding bolt
Safe Area
APS455x
Safe Area
1
APS455x
1
1
2 3
1
2 3
Safe Area
APS455x
1
Safe Area
APS455x
1
1
2 3
1
2 3
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Grounding bolts
(Choose one of the
two grounding bolts)
APS455x
Power & Data Cable
2
USB-B to USB-A
PC
Power & Data Cable
2
USB-B to USB-A
4
PC
4
Power Cable
3
AC Adapter
USB-B to USB-A
4
Ethernet Cable
(not supplied)
Router
Power Cable
3
AC Adapter
USB-B to USB-A
4
4
Ethernet Cable
(not supplied)
Router
4
11
Installation