Contents
1 General information .................................................. 4
Information .......................................................... 4
Symbols used ...................................................... 4
Definition of terms .............................................. 4
Warning notes ..................................................... 4
Construction ........................................................ 5
Description ........................................................... 6
Function ............................................................... 6
Product label ....................................................... 6
ATEX label ........................................................... 6
4 GEMÜ CONEXO ......................................................... 6
5 Correct use ............................................................... 7
Product without special function X ....................
Product with special function X .........................
6 Order data ................................................................. 8
Order codes ......................................................... 8
Order example - standard version ......................
7 Technical data .......................................................... 10
Medium ................................................................ 10
Temperature ........................................................ 10
Pressure ............................................................... 10
Product conformity ............................................. 11
Mechanical data .................................................. 11
8 Dimensions ............................................................... 14
Actuator dimensions ........................................... 14
Body dimensions ................................................. 18
9 Manufacturer's information ....................................... 25
Delivery ................................................................ 25
Transport ............................................................. 25
Storage ................................................................. 25
10 Installation in piping .................................................. 25
10.1 Preparing for installation .................................... 25
10.2 Installation location ............................................. 26
10.3 Installation of the standard version ................... 27
10.4 Installation of the ATEX version ......................... 28
11 Pneumatic connection ............................................... 28
11.1 Control functions ................................................. 28
11.2 Connecting the control medium ......................... 29
11.3 Optical position indicator .................................... 29
12 Setting the end positions ........................................... 29
13 Commissioning ......................................................... 30
14 Operation .................................................................. 30
15 Troubleshooting ........................................................ 31
16 Inspection and maintenance ...................................... 32
16.1 Cleaning the product ........................................... 32
16.2 ATEX version ....................................................... 32
16.3 Removing the butterfly valve from the piping ... 32
16.4 Presetting the butterfly valves ............................ 33
17 Spare parts ............................................................... 34
17.1 Ordering spare parts ........................................... 34
17.2 Lug ....................................................................... 35
17.3 Wafer .................................................................... 36
17.4 Replacement of spare parts ............................... 37
18 Removal from piping ................................................. 38
19 Disposal .................................................................... 38
20 Returns ..................................................................... 38
21 Declaration of Incorporation according to 2006/42/
EC (Machinery Directive) ........................................... 39
22 Declaration of conformity according to 2014/68/EU
(Pressure Equipment Directive) ................................. 40
GEMÜ R481
www.gemu-group.com
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