Vega VEGATOR 636 Ex - Key Adjustment Components; Environmental Operating Conditions; Electrical Protection Features; Safety Integrity Level (SIL) Capabilities

26
9 Supplement
VEGATOR 636 Ex • Signal conditioning instrument
23446-EN-130627
Inverse current (I
0
) < 10 µA
Adjustment elements
DIL switch block for preadjustment of the switching delay and mode
Test key for function test
Control lamps in the front plate
Ʋ Status indication operating voltage LED green
Ʋ Status indication fault signal LED red
Ʋ Status indication switching point
control
LED yellow
Ambient conditions
Ambient temperature -20 … +60 °C (-4 … +140 °F), the permissible ambi-
ent temperature reduces linear from 60 °C (140 °F)
auf 40 °C (104 °F) with an operating voltage of
60 … 72 V DC
Storage and transport temperature -40 … +70 °C (-40 … +158 °F)
Electrical protective measures
Protection rating
Ʋ Signal conditioning instrument IP 30
Ʋ Terminal socket IP 20
Overvoltage category II
Protection class II
Electrical separating measures reliable separation (VDE 0106, part 1) between power
supply, sensor input, level relay and transistor output
Functional safety (SIL)
The instrument can be used in safety-instrumented systems according to IEC 61508/IEC 61511-1
(service proven).
IftheinstrumentisalreadyorderedwithSILqualicationExfactory,thenthecorrespondingSafety
Manualwithinformationonthetopic"Functionalsafety(SIL)"ispartoftheshipment.
IftheinstrumentisorderedExfactorywithoutSILqualication,thenthecorrespondingSafety
Manualisavailableunder"www.vega.com","Downloads","Approvals".
Approvals
Instrumentswithapprovalscanhavedierenttechnicaldata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"serial number search"aswellasvia"Downloads"and"Approvals".