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EB 8368 EN

Summary of Contents for 3776 series

Page 1: ...Edition June 2014 EB 8368 EN Mounting and Operating Instructions Limit Switch Type 3776 Fig 1 ...

Page 2: ...20 Restrictors 20 Electrical connection 21 Connecting cables 21 Equipment for use in zone 2 zone 22 21 Connection diagrams for terminal block 22 Connection diagrams for plug type connectors according to EN 175301 803 23 Connection diagrams for plug type connectors manufactured by Harting 24 Connection diagrams for round connectors manufactured by Binder 25 AS Interface module version 2011 26 Pilot...

Page 3: ... be depressurized Due to the high surface resistance avoid elec trostatic charging when mounting and servic ing the devices in hazardous areas Do not loosen enameled screws in or on the housing Using mounting kits the devices can be mount ed to rotary actuators linear actuators and control valves with ribs Then the relevant mounting instructions must be observed see pages 3 to 17 To prevent water ...

Page 4: ...e using two hexagon socket head screws to the flange of the rotary actuator 2 Insert O rings into the grooves of the threaded bolts of the flange plate 3 Fasten flange plate to the flange of the rotary actuator using four hexagon screws Make sure the four hexagon screws are only tightened slightly to allow the flange plate to be aligned when attach ing the enclosure 4 Place follower clamp through ...

Page 5: ...t head screw Diaphragm area 160 cm2 Diaphragm area 320 cm2 ISO 4762 M 6 12 2 Split washer form B 6 2 Washer ISO 7089 6 6 2 O ring 7 5 1 5 1 Flange plate 4 Hexagon screw EN 24017 M 5 12 1 Follower clamp 1 Plate 2 Hexagon socket head screw ISO 4762 M 4 10 1 Indicating cap 1 Fixing ring only for mounting kit 1400 7217 1 Threaded plug 1 4 Bottom view of the device ...

Page 6: ... delivered by the actuator manufacturer using four hexagon screws to the flange of the rotary actuator Make sure the four hexagon screws are only tightened slightly to allow the bracket to be aligned when attaching the enclosure 2 Insert O rings into the grooves of the threaded bolts of the flange plate 3 Fasten flange plate to the bracket using two hexagon screws and two hexagon nuts 4 Place foll...

Page 7: ...rs according to VDI VDE 3845 2004 09 fixing level 1 Order no 1400 7041 2 Hexagon socket head screw ISO 4762 M 6 12 2 Split washer form B 6 2 Washer ISO 7089 6 6 2 O ring 7 5 1 5 1 Flange plate 1 Follower clamp 2 Hexagon screw EN 24017 M 6 12 2 Hexagon nut EN 24032 M 6 1 Indicating cap 1 Threaded plug 1 4 Bottom view of the device ...

Page 8: ...is used seal con nection 4 of the booster valve using a threaded plug Mounting 1 Insert O rings into the grooves of the threaded bolts of the flange plate 2 Fasten flange plate to the flange of the rotary actuator using four hexagon screws Make sure the four hexagon screws are only tightened slightly to al low the flange plate to be aligned when attaching the enclosure 3 Unscrew enclosure cover fr...

Page 9: ...2 Order no 1400 7043 1400 7186 1400 7212 1400 7210 2 Hexagon socket head screw Size 1 Size 2 Size 3 Size 4 ISO 4762 M 6 12 Hole spacing A 2 Split washer form B 6 80 mm 80 mm 130 mm 130 mm 2 Washer ISO 7089 6 6 Shaft trunnion length B 2 O ring 6 2 1 Flange plate 20 mm 30 mm 30 mm 50 mm 4 Hexagon screw EN 24017 M 5 12 1 Indicating cap 1 Threaded plug 1 4 Bottom view of the device ...

Page 10: ...lace exhaust air filter in the enclosure cover with threaded plug as the air purging of the enclosure is performed over the cover on the linear actuator Fasten the cover at the back of the linear actuator yoke and thread in exhaust air fil ter Mounting with SAMSON Type 373X 376X or 378X Positioner Mount positioner onto the back of the linear actuator yoke as described in the mounting and operating...

Page 11: ...0 8 1 Flange plate 1 Flat seal 2 Hexagon screw EN 24017 M 5 12 1 Washer ISO 7089 5 1 O ring 5 1 2 1 Clamp for mounting without positioner with SAMSON Type 376X or 378X Positioner 1 Fixing screw and follower pin for mounting with SAMSON Type 373X Positioner 2 Hexagon socket head screw ISO 4762 M 6 12 2 Split washer form B 6 2 Washer ISO 7089 6 1 Cover for mounting without positioner 2 Threaded plug...

Page 12: ...ach the enclosure cover onto the device 10 Mounting without positioner Replace exhaust air filter in the enclosure cover with the threaded plug as air purging of the enclosure is performed over the cover on the linear actuator Fasten the cover at the back of the linear actuator yoke and thread in exhaust air filter Mounting with SAMSON Type 373X 376X or 378X Positioner Mount the positioner onto th...

Page 13: ...5 0 8 1 Flange plate 1 Flat seal 2 Hexagon screw EN 24017 M 5 12 1 Washer ISO 7089 5 1 O ring 5 1 2 1 Clamp for mounting without positioner with SAMSON Type 376X or 378X Positioner 1 Fixing screw and follower pin for mounting with SAMSON Type 373X Positioner 2 Hexagon socket head screw ISO 4762 M 6 12 2 Split washer form B 6 2 Washer ISO 7089 6 1 Cover for mounting without positioner 2 Threaded pl...

Page 14: ...sing a snap ring 4 Fasten flange plate together with stuck on flat seal flush right onto the yoke of the linear actuator using two hexagon screws Place the washer and O ring under the left hexagon screw 5 Place seal through the hole of the flange plate into the loading pressure connec tion 6 Mounting without positioner mounting with SAMSON Type 376X or 378X Positioner Attach clamp onto the linear ...

Page 15: ...1 Snap ring 5 0 8 1 Flange plate 1 Flat seal 2 Hexagon screw EN 24017 M 5 12 1 Washer ISO 7098 5 1 O ring 5 1 2 1 Clamp for mounting without positioner with SAMSON Type 376X or 378X Positioner 1 Fixing screw and follower pin for mounting with SAMSON Type 373X Positioner 2 Hexagon socket head screw ISO 4762 M 6 12 2 Split washer form B 6 2 Washer ISO 7089 6 1 Cover 2 Threaded plug 1 4 1 Seal 13 mm ...

Page 16: ...ead screws two split washers and two washers 11 Attach the enclosure cover onto the device Mounting to SAMSON Type 324X Control Valves with rib according to DIN EN 60534 6 1 For mounting to SAMSON Type 324X Control Valves see Data Sheet T 8015 EN and Mounting and Operating Instructions EB 8015 EN a mounting kit is required see Fig 8 Note Mounting to SAMSON Types 324X 325X and 328X Control Valves w...

Page 17: ...Nominal size DN 15 to 100 2 Self tapping screw 2 5 10 1 Follower clamp 1 Hexagon nut ISO 4035 M 6 1 Split washer form B 6 2 Bolt 1 Follower plate 2 Hexagon screw ISO 4017 M 4 8 2 Disk spring DIN 2093 form B 8 1 Bracket 1 Hexagon screw ISO 4017 M 8 20 1 Washer ISO 7089 9 2 Hexagon socket head screw ISO 4762 M 6 10 2 Split washer form B 6 2 Washer ISO 7089 6 Bottom view of the device ...

Page 18: ... nominal sizes must be used for supply pipe lengths over two meters Note The KVS value of a pressure reducer con nected upstream must be at least 1 6 times larger than the KVS value of the device The exhaust air connection must be protected against water and dirt entering by using a fil ter or other suitable countermeasures Air supply Medium Instrument air free of corrosive particles or ni trogen ...

Page 19: ... two hexagon socket head screws and two split washers Remove connec tion block booster valve from enclosure 4 Pull filter out of connection bore 5 Clean filter or replace it Insert it into connection bore Make sure the seal is correctly positioned 6 Fasten connection block booster valve to the enclosure using two hexagon socket head screws and two split washers Make sure that the seals or and two ...

Page 20: ...ection Restrictors KVS value XXXXXX41 4 Exhaust air 0 01 0 23 XXXXXX51 2 Supply air XXXXXX61 XXXXXX71 Type 3776 Booster Valve XXXXXX12 Connection Restrictors KVS value 2 Exhaust air 0 01 0 18 2 Supply air Restrictors Devices with Types 3776 XXXXXX12 XXXXXX31 XXXXXX41 XXXXXX51 XXXXXX61 XXXXXX71 Booster Valve These devices are equipped with supply air re strictors exhaust air restrictors see Fig 10 ...

Page 21: ...afe circuits Clause 12 2 2 7 applies when running multi core cables and wires with more than one in trinsically safe circuit It is recommended that connecting cables with a conductor cross section of 0 5 mm2 and an external diameter of 6 to 9 mm are used The radial thickness of the isolation of a conductor for common insulating materials e g poly ethylene must not be smaller than 0 2 mm The diamet...

Page 22: ...inductive contacts 2 wire 2 inductive contacts 3 wire 2 pilot valves 3 inductive contacts 2 wire 1 pilot valve 3 electric contacts change over contacts 1 pilot valve 3 inductive contacts 3 wire 2 pilot valves 2 inductive contacts 3 wire 2 electric contacts change over contacts 2 pilot valves 2 electric contacts change over contacts ...

Page 23: ... EN 175301 803 2 inductive contacts 2 wire 1 electric contact change over contact 2 inductive contacts 3 wire 2 pilot valves 2 inductive contacts 2 wire 2 pilot valves 1 inductive contact 3 wire 2 pilot valves 1 electric contact change over contact 1 pilot valve 3 inductive contacts 2 wire 1 pilot valve 1 inductive contact 2 wire 2 electric contacts change over contacts 1 inductive contact 3 wire ...

Page 24: ...e 3 inductive contacts 2 wire 1 pilot valve 2 inductive contacts 3 wire 2 pilot valves 2 inductive contacts 2 wire 1 pilot valve 1 electric contact change over contact 2 pilot valves 1 inductive contact 3 wire 2 pilot valves 3 inductive contacts 3 wire 1 pilot valve 2 electric contacts change over contacts 2 pilot valves 3 electric contacts change over contacts 2 pilot valves 3 inductive contacts ...

Page 25: ...ors Binder 3 inductive contacts 2 wire 2 inductive contacts 3 wire 1 pilot valve 2 inductive contacts 2 wire 2 pilot valves 3 inductive contacts 2 wire 1 pilot valve 2 inductive contacts 3 wire 2 pilot valves 3 inductive contacts 3 wire 2 electric contacts change over contacts 2 pilot valves 3 electric contacts change over contacts 2 pilot valves 1 inductive contact 3 wire ...

Page 26: ...Bit Input Output 00 OUT 1 01 02 IN 1 03 IN 2 EB 8368 EN 26 Status indication LED Function Status 1 green AS Interface module Power supply red AS Interface module Failure of communication or address 0 flashing AS Interface module Cable break or green red short circuit 2 yellow Input IN 1 Switching function On 3 yellow Input IN 2 Switching function On Status indication Three LEDs are arranged on the...

Page 27: ...onnection with a round connector M 12 1 Screw terminals on the printed circuit 1 4 3 2 Bus connection The bus connection is established using an AS i flat cable with cable adapter or a connecting cable with round connector M 12 1 screwed into the tapped hole A of the flange plate see Fig 16 ...

Page 28: ...ve which consists of an e p binary converter and a pressure reducer is op tionally provided with a manual override see Fig 17 When a nominal signal is not available the pilot valve can be operated by a pushbutton or a pushbutton switch using a screwdriver 4 5 mm blade Fig 17 Pilot valve manual override e p binary converter Pressure reducer Manual override ...

Page 29: ...ing point shift due to changes in temperature The contacts and their actuating appliances are sensitive to changes in temperature In order to ensure safe switching the switching hysteresis between the switching position of the actuator and the switching point of the contact must be larger than the shift of the switching point due to changes in temperature For this reason when adjusting the contact...

Page 30: ... for inductive pick ups Fig 18 Device without enclosure cover and indicating cap Adjusting the switching points 1 Unscrew enclosure cover from the device 2 Pull off indicating cap from the cam holder only for rotary actuators 3 Move control valve to the desired switching position 4 Turn adjusting screw with a screwdriver until the metal tag moves out of the mag netic field of the pick up and the o...

Page 31: ...positions closed and open correctly Adjusting the switching points for inductive double proximity switch Fig 19 Device without enclosure cover and indicating cap Adjusting the switching points 1 Unscrew enclosure cover from the device 2 Pull off indicating cap from the cam holder 3 Move rotary actuator to the switching pos ition closed 4 Turn adjusting screw with a screwdriver until the metal tag ...

Page 32: ...Unscrew enclosure cover from the device 2 Pull off indicating cap from the cam holder only for rotary actuators 3 Move control valve to the desired switching position 4 Turn adjusting screw with a screwdriver until the cam disk actuates the electric microswitch and the output signal changes 5 To compensate for the switching point shift due to temperature changes turn adjusting screw by x turnings ...

Page 33: ...y by original routine tested components from the manufacturer Devices that have already been used outside hazardous areas and are intended for future use inside hazardous areas must comply with the safety requirements placed on serviced de vices Before being operated inside hazardous areas test the devices according to the specifi cations for Servicing explosion protected de vices Maintenance cali...

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Page 60: ...without notice SAMSOMATIC GMBH A member of the SAMSON GROUP 2014 06 EB 8368 EN Weismüllerstraße 20 22 60314 Frankfurt am Main Germany Phone 49 69 4009 0 Fax 49 69 4009 1644 E mail samsomatic samsomatic de Internet http www samsomatic de ...

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