Approval plate in explosion-proof version
[1]
Ex symbol, CE mark, number of test authority
[2]
Ex certificate (number)
Classification:
[3]
Electrical gas explosion protection
[4]
Not used
[5]
Non-electrical explosion protection
[6]
Threads for cable entries at electrical connection
[7]
Not used
Type designation
Table 1:
Description of type designation (with the example of SQVEx 07.2-F07)
-F10
07.2
SQVEx
Type SQ VEx = Part-turn actuators for open-close duty
Type SQRVEx = Part-turn actuators for modulating duty
V = variable operating times
Ex = explosion-proof version
SQVEx
Size
These instructions apply to sizes 05.2, 07.2, 10.2, 12.2, 14.2
07.2
Flange size
F10
Ex marking
Table 2:
Marking for explosion protection (example of /-a3b1)
1
b
3
a
–
Not used
–
Motor type
a = VDY, SDY: 3-phase AC motor (for 3-phase mains voltage via frequency converter)
VSY, SSY: 3-phase motor (for 1-phase mains voltage via frequency converter)
a
Protection type of electrical connection
3 = Terminal compartment Ex e increased safety
4 = Terminal compartment Ex d flameproof enclosure
3
Protection type of position transmitter
a = Without intrinsically safe electric circuit
b = Electric circuit Ex i Intrinsic safety (RWG 5020.2Ex)
b
Protection type of fieldbus
1 = Without intrinsically safe Ex ic fieldbus connection
3= Ex ic intrinsically safe fieldbus connection
1
Order number
The product can be identified using this number and the technical data as well as
order-related data pertaining to the device can be requested.
Please always state this number for any product inquiries.
On the Internet at http://www.auma.com > Service & Support >myAUMA, we offer
a service allowing authorised users to download order-related documents such as
wiring diagrams and technical data (both in German and English), inspection certificate
and the operation instructions when entering the order number.
12
SQVEx 05.2 – SQVEx 14.2/ SQRVEx 05.2 – SQRVEx 14.2 Control unit: electronic (MWG)
Name plate
ACVExC 01.2 Modbus RTU
