SIGRIST TurBiScat 2 Ex, Краткие инструкции

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Electrical installation
22 / 176 SIGRIST-PHOTOMETER AG
u Ensure coolant flow from bottom to top.
u
Ensure a flow rate of min. 0.2 l/min.
u
Mount coolant supply line to the inlet (1) .
u Mount coolant return line to the outlet (2) .
u Open the coolant supply line and check for
tightness.
1
2
4 Electrical installation
DANGER
Danger due to improper connection of the service voltage.
Improper connection of the electrical service voltage can be life-threatening. The system can also be damaged in
the process.
u Connection must be carried out by a specialist in accordance with local regulations.
u Install a suitable disconnection device close to the service voltage, which is easily accessible and marked.
u It is mandatory to connect the protective conductor.
4.1 Requirements
Carry out the installation in the explosion hazard area in accordance with EN 60079-14 and observe the following:
u
Do not shorten the supplied cable.
u Install an explosion-proof electrical enclosure/disconnection device.
u Without an explosion-proof electrical enclosure/disconnection device, run cable into explosion-proof room and
connect there.
u Connect the shielding of the conducting cable.
4.2 Photometer connection
The shielding of the 8-pole conducting cable is connected to the housing on the device manufacturer side. The
function configuration of the individual strands depends on the installed communication module
(
Nameplate [ } 19] ).
EG_IO:
Cable strands wh/bn bn wh/gn gn wh/or or wh/bu bu
Function GND 24V IO1 IO2 O3 O4 O5 O6
RS485 Modbus RTU * A B
Digital input 5-28 VDC x x
Digital output "High Side Switch"
max. 20 mA x x x x
Power output terminal 0/4...20
max. 700
Ω
x x x x
* with or without 120 Ω termination (configurable)
EG_POE:
The sensor is powered via "Power over Ethernet" (POE) (802.3af, class 0). The cable has the following characteris-
ticsf: Cat. 6, STP, AWG 24/7, TIA-568A. The module supports Fast Ethernet 100Base_T. Various services are avail-
able (web server, Modbus TCP, etc.)