VEGA VEGAFLEX 66 (-20…+250°C) Foundation Fieldbus - Manual (Page 52)

Voltage supply
Operating voltage
-
Non-Ex instrument 9 … 32 V DC
-
EEx-ia instrument 9 … 24 V DC
-
EEx-d instrument 16 … 32 V DC
Operating voltage with lighted indicating and adjustment module
-
Non-Ex instrument 12 … 32 V DC
-
EEx-ia instrument 12 … 24 V DC
-
EEx-d instrument 20 … 32 V DC
Power supply by/max. number of sensors
-
H 1 power supply max. 32 (max. 10 with Ex)
Electrical protective measures
Protection, depending on housing version
-
Plastic housing IP 66/IP 67
-
Aluminium housing, stainless steel
housing - investment casting, stainless
steel housing - electro-polished IP 66/IP 68 (0.2 bar) 5)
-
Aluminium and stainless housing, in-
vestment casting (optionally available) IP 66/IP 68 (1 bar)
Overvoltage category III
Protection class II
Approvals
Depending on the version, instruments with approvals can have different technical data.
For these instruments, the corresponding approval documents have to be taken into account.
These 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".
5) A suitable cable is the prerequisite for maintaining the protection rating.
52 VEGAFLEX 66 • Foundation Fieldbus
10 Supplement
34172
-EN
-100426