Samson TROVIS 3730-3 Mounting And Operating Instructions page 83

Connection in safe area
Controller/control
station
Connection in hazardous area
Controller/control station
Fig. 5-39: Connection with FSK modem
EB 8484-3 EN
Handheld communicator or
second FSK modem
4 to 20 mA
Explosion-protected
isolation amplifier
Handheld communicator or second
FSK modem (explosion-protected)
Safe area Hazardous area
Installation
TROVIS 3730-3
TROVIS 3730-3
5-47