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EB 8392 EN 

 9 

Attachment to positioners and limit switches

Output

Supply

1

1.2

1.2

1.3

2

Y

1

Y

2

1.4

1.2

1.4

1

Special nuts

1.2 O-rings

1.3 Hollow bolts

1.4 Fastening holes

2

Connecting plate

Attachment to Types 3730, 3731, 3766, and 3767 as well 

as Type 3768 Limit Switch below device index .05

Fig. 2: 

Attachment to Types 3730, 3731, 3767, and 3766 Positioners as well as Type 3768 Limit 

Switch

Type 3725 Positioner

Reversing amplifier

1

2

1

Connecting plate

2

M5 x 50 screws (screw head with TORX PLUS

® 

p

rofile)

Fig. 3: 

Attachment to Type 3725 Positioner

Summary of Contents for 3710 series

Page 1: ...Mounting and Operating Instructions EB 8392 EN Edition December 2012 Type 3710 Reversing Amplifier in standard version with pressure gauges for Y1 and Y2 Series 3710 Type 3710 Reversing Amplifier...

Page 2: ...safely The instructions are binding for handling SAMSON devices For the safe and proper use of these instructions read them carefully and keep them for later reference If you have any questions about...

Page 3: ...d limit switches device index 05 and higher 8 4 2 Attachment to positioners and limit switches below device index 05 8 4 3 Attachment to Type 3725 Positioner 8 4 4 Note on attachment to rotary actuato...

Page 4: ...experienced personnel familiar with the product According to these mounting and operating instruc tions trained personnel refers to individuals who are able to judge the work they are as signed to an...

Page 5: ...3 Connecting thread ISO 228 1 G 1 18 NPT 2 Ambient temperature range 25 to 80 C 0 50 to 80 C 1 3 60 to 80 C 2 3 Degree of protection IP 65 filter check valve made of polyamide 2 IP 65 filter check val...

Page 6: ...power The following rule applies Y1 Y2 Z Example Y1 of the positioner 1 bar Supply pressure Z 6 bar Resulting Y2 5 bar Z Y2 Y1 Z Y1 Output 38 Supply 9 Positioner Pressure is added to Y1 to create 6 ba...

Page 7: ...and Y2 6 bar Connections 18 NPT ISO 228 1 G Degree of protection IP 65 Compliance Permissible ambient temperature 25 to 80 C 13 to 176 F Low temperature version 50 to 80 C 58 to 176 F 60 to 80 C 67 t...

Page 8: ...p If you lose any O rings for the revers ing amplifier you can order more order number 8421 9064 4 2 Attachment to positioners and limit switches below device index 05 Required accessories Connecting...

Page 9: ...2 Connecting plate Attachment to Types 3730 3731 3766 and 3767 as well as Type 3768 Limit Switch below device index 05 Fig 2 Attachment to Types 3730 3731 3767 and 3766 Positioners as well as Type 376...

Page 10: ...w plug 1 2 Screw the screw plug 1 into the vent opening of the intermediate piece 5 3 Thread the threaded bushing 2 and re taining washer 4 into the free cable gland of the positioner 4 Screw vent plu...

Page 11: ...lifier 2 Insert gasket 3 into the recess of the supply pressure regulator and slide the special hollow bolts 2 into the holes for Output and Supply 3 Position reversing amplifier and fasten using the...

Page 12: ...eumatic connections The air connections are designed either with 18 NPT or G threads Customary fit tings for metal or copper tubing or plastic hoses can be used Signal pressure connections See dimensi...

Page 13: ...the corre sponding connections 4 Tighten the lock nuts of the pressure gauges leaving a 2 to 3 mm gap be tween the lock nut and pressure gauge s square end Always use screw plugs G 1 8 to seal any un...

Page 14: ...luding pressure compensation element 1402 1337 Pressure gauge 0 to 6 bar psi kPa stainless steel nickel plated brass connection including pressure compensation element 1402 1338 Seal with spacer 1099...

Page 15: ...15 80 90 164 52 Output Y2 Output Y1 Supply 9 Output Y1 Output Y2 56 86 130 80 166 30 86 101 Mounted using a connecting plate order no 1400 9621 onto Type 3766 3767 or Type 3780 Positioners below devi...

Page 16: ...SAMSON AG MESS UND REGELTECHNIK Weism llerstra e 3 60314 Frankfurt am Main Germany Phone 49 69 4009 0 Fax 49 69 4009 1507 samson samson de www samson de EB 8392 EN 2017 12 21 English...

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