Operating instructions

55
11 Supplement
VEGAMET 625 • Double channel HART
28970-EN-150129
Operation
Adjustment elements
4 x keys for menu adjustment
PC adjustment PACTware with respective DTM
Ambient conditions
Ambient temperature
-20 … +60 °C (-4 … +140 °F)
Storage and transport temperature -40 … +80 °C (-40 … +176 °F)
Electrical protective measures
Protection rating
Ʋ Instrument IP 30
Ʋ Terminal socket IP 20
Overvoltage category II
Protection class II
Electrical separating measures
Reliable separation according to VDE 0106 part 1 between power supply, input and digital compo-
nent
Ʋ Reference voltage 250 V
Ʋ Voltage resistance of the isolation 3.75 kV
Galvanic separation between relay output and digital part
Ʋ Reference voltage 250 V
Ʋ Voltage resistance of the isolation 4 kV
Potential separation between Ethernet interface and digital part
Ʋ Reference voltage 50 V
Ʋ Voltage resistance of the isolation 1 kV
Potential separation between RS232 interface and digital part
Ʋ Reference voltage 50 V
Ʋ Voltage resistance of the isolation 50 V
Approvals
Instrumentswithapprovalscanhavedierenttechnicalspecicationsdependingontheversion.
For that reason the associated approval documents of these instruments have to be carefully
noted. They are part of the delivery or can be downloaded under www.vega.comvia"VEGA Tools"
and"Instrument search"aswellasvia"Downloads"and"Approvals".
11.2 Overview applications/functionality
The following charts provide an overview of the standard applications and functions of signal condi-
tioning instruments VEGAMET 391/624/625 and VEGASCAN 693. They also give information about
whether the respective function can be activated and adjusted via the integrated indicating and
adjustment unit (OP) or via PACTware/DTM.