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APL-8 Series Limit Switch Box

Installation Operation & Maintenance Manual

Doc No. : HUMG-APL8-16 Rev0

Page 1 / 12

Valve Automation Leader, HKC

APL-8 Series Valve Position Monitor

Installation, Operation & Maintenance Manual

Address : Seonggok-dong, 155, Byeolmang-ro, Danwon-gu, Ansan-si, Gyeonggi-do, South Korea
Tel : +82-31-488-8266, Fax : +82-31-488-8269, Home page :

www.hkcon.co.kr

, email : [email protected]

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Содержание APL-8 Series

Страница 1: ...6 Rev0 Page 1 12 Valve Automation Leader HKC APL 8 Series Valve Position Monitor Installation Operation Maintenance Manual Address Seonggok dong 155 Byeolmang ro Danwon gu Ansan si Gyeonggi do South Korea Tel 82 31 488 8266 Fax 82 31 488 8269 Home page www hkcon co kr email hkcon hkcon co kr ...

Страница 2: ...ion 3 4 Preparing for Installation 4 4 1 Marking 4 4 2 Pre Installation for use in potentially explosive atmosphere 4 5 Standard Features 5 6 Installation 5 6 1 Mounting bracket 5 6 2 Mounting limit switch box 6 6 3 Setting cam 6 6 4 Wiring 7 6 5 Setting Position Transmitter Unit APL 8 6 10 7 Maintenance 10 8 Inspection 11 9 Storage 11 10 Trouble Shooting 11 11 Tools 11 12 Installation and Mainten...

Страница 3: ...entiometer Wonwoo SZM V16 5FA 61 16 2 SPDT Signal Unit 4 20mA Wonwoo SZM V16 5FA 61 20 Proximity Sensor P F NJ2 V3 N 21 Proximity Sensor Autonics PS17 5DNU 23 Proximity Sensor P F NBB2 V3 25 Proximity Sensor P F NJ2 V3 N Potentiometer 26 Proximity Sensor P F NJ2 V3 N Signal Unit 4 20mA 30 Reed type Proximity Sensor MS B 301 Enclosure material Body Cover N Aluminum alloy S Stainless steel 3 Standar...

Страница 4: ...nd and min 2SQ of wire is recommended when you install For cable entries or conduit entries that are not used user or installer shall close by certified blanking elements stopping plugs so that the flameproof properties of the enclosure are maintained 4 2 2 Groundings Always ground the enclosure in accordance with local electric codes The most effective enclosure grounding method is a direct Conne...

Страница 5: ...Strip 1 8P 9 14P available 10 Earth Lug 2 Stainless steel 11 Blanking elements 4 PE 6 Installation 6 1 Mounting bracket Caution Where limit switch box or one of parts are to be moved installed disassembled reassembled by a hand care must be taken not to cause injury by the harmful sharp edges of corners or rough surfaces or residual electricity 6 1 1 HKC shall supply a NAMUR VDI VDE standards brac...

Страница 6: ...6 3 Setting cam Note Basically cams shall be set by manufacturer before shipment 6 3 1 The color of cams harmonized with position indicator help us to set the cams easily without wiring diagram Cams shall be easily set without tool APL series cams are splined and can be setting lift up or push down the cam from gear by hand in a seconds without setting tools Self locking spring loading make never ...

Страница 7: ...switches All user connections are made at a numbered terminal strip A wiring diagram located inside the cover indicates which terminal numbers correspond to switch contacts such as normally open NO normally closed NC etc Follow the wiring diagram and electrical code to connect the switches to your system 6 4 3 APL 8 limit switch box has four cable entries on the body Blanking plugs or cable glands...

Страница 8: ...APL 8 Series Limit Switch Box Installation Operation Maintenance Manual Doc No HUMG APL8 16 Rev0 Page 8 12 Valve Automation Leader HKC MECHANICAL SWITCH 4 SPDT MECHANICAL SWITCH 2 DPDT ...

Страница 9: ...utomation Leader HKC MECHANICAL SWITCH 2 SPDT WITH OUTPUT POTENTIOMETER MECHANICAL SWITCH 2 SPDT WITH CURRENT OUTPUT SIGNAL Note Grounding should be connected until all wiring have been completely Internal grounding wire square shall be recommended min 2SQ External grounding wire square shall be recommended min 4SQ ...

Страница 10: ... ohm is achieved 100 ohm preferred While maintaining the value tighten a lock screw with a hex wrench 6 5 4 Zero and Span Calibration Zero and span setting has been calibrated by manufacturer However if re calibration is required Operate an actuator to 50 position and then fully closed position When the actuator is in the fully closed position adjust the zero button on the card until a value of 20...

Страница 11: ...tart up Signal fails to main control room 10 1 Check the wiring of limit switch box in accordance with wiring diagram 10 2 Check whether the cams or switches are damaged or broken 10 3 Check the main signal wire from the terminal strip 10 4 Re set the limit switch box 10 5 Check the resistance value of the potentiometer 10 6 Check potentiometer gear jamming 10 7 Check the zero and span calibration...

Страница 12: ... be performed on them 12 6 Ensure that all housing covers are handled carefully and that the seals are checked 12 7 All cables have to be checked 12 8 If defects which affect the safety are detected during maintenance repair measures have to be taken immediately 12 9 Any kind of coating for the gap surface shall not be permitted 12 10 When exchanging parts seals etc only original spare parts shall...

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