HKC APL-5 Series Installation, Operation & Maintenance Manual

Limit switch box valve position monitor

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APL-5 Series Limit Switch Box
Installation Operation & Maintenance Manual
APL-5 Series Valve Position Monitor
Installation, Operation & Maintenance Manual
Doc No. : HUMG-APL5-16 Rev0
Page 1 / 13

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Summary of Contents for HKC APL-5 Series

  • Page 1 APL-5 Series Limit Switch Box Installation Operation & Maintenance Manual APL-5 Series Valve Position Monitor Installation, Operation & Maintenance Manual Doc No. : HUMG-APL5-16 Rev0 Page 1 / 13...
  • Page 2: Table Of Contents

    APL-5 Series Limit Switch Box Installation Operation & Maintenance Manual Contents 1. General ......................... 3 2. Ordering Information ..................... 3 3. Standard specification ................... 4 4. Preparing for Installation ..................4 4.1. Marking...................... 4 4.2. Pre-Installation for use in potentially explosive atmosphere ......5 4.3.
  • Page 3: General

    Installation Operation & Maintenance Manual 1. General 1.1. HKC APL-5… series limit switch boxes are designed to provide accurate and reliable valve position signalling and indicating of most valves or actuators manufactured. 1.2. APL-5… limit switch boxes consists of a visual position indicator, quick-set cam ass’y, terminal strip, switch ass’y and easy mounting bracket.
  • Page 4: Standard Specification

    APL-5 Series Limit Switch Box Installation Operation & Maintenance Manual 3. Standard specification Model APL-5** * Enclosure Rate Please refer to “2. Ordering Information, ① Enclosure type” Enclosure Material High grade aluminium alloy or stainless steel Ambient Temperature -20°C ≤ Ta ≤ +60 °C Cable Entries Standard : Two NPT 3/4”, or M25 for Ex type...
  • Page 5: Pre-Installation For Use In Potentially Explosive Atmosphere

    Warning : Read this installation and maintenance manual carefully and completely before attempting to install, operate, or troubleshoot the HKC product 4.2.1. Cable Connection ①...
  • Page 6: Standard Features

    6.1.1. HKC shall supply a NAMUR VDI/VDE standards’ bracket and a fixing stuff for mounting on actuator. Brackets are able to applied any type of valves ; manual valve, linear valve, pneumatic rotary valve.
  • Page 7: Mounting Limit Switch Box

    APL-5 Series Limit Switch Box Installation Operation & Maintenance Manual 6.2. Mounting limit switch box Caution ; Do not attempt to work on limit switch box without first shutting off incoming power 6.2.1. Prior to mounting the limit switch box must be checked for any damage.
  • Page 8: Wiring

    APL-5 Series Limit Switch Box Installation Operation & Maintenance Manual 6.4. Wiring Danger ; HAZARDOUS VOLTAGE. No electrical power should be connected until all wiring and limit switch adjustments have been completely. 6.4.1. [Open circuit before removing cover, and seal required within 50mm (2 inch) of the enclosure by CSA ---- 15 r0] 6.4.2.
  • Page 9 APL-5 Series Limit Switch Box Installation Operation & Maintenance Manual ③ Mechanical Switch (4 SPDT) ④ Mechanical Switch (2 DPDT) ⑤ Mechanical Switch (2 SPDT) with Potentiometer Doc No. : HUMG-APL5-16 Rev0 Page 9 / 13...
  • Page 10: Setting For Position Transmitter Unit (Apl- 5*6)

    APL-5 Series Limit Switch Box Installation Operation & Maintenance Manual ⑥ Mechanical Switch (2 SPDT) with Signal Unit Note ; Grounding should be connected until all wiring had been completely. Internal/External grounding wire square shall be min. 2SQ recommended. 6.5. Setting for Position Transmitter Unit (APL- 5*6) 6.5.1.
  • Page 11: Maintenance

    APL-5 Series Limit Switch Box Installation Operation & Maintenance Manual 6.5.3. Calibration Potentiometer ① Apply power or air to the actuator to operate fully closed position ② Connect an ohm meter to P1 and P3 resistances, the values shall be approximately 1kΩ.
  • Page 12: Storage

    APL-5 Series Limit Switch Box Installation Operation & Maintenance Manual 9. Storage The products must be stored in a clean, cool and dry area. The unit shall be stored with the cover installed and the conduit openings sealed. Storage must be off the floor, covered with a sealed dust protector.
  • Page 13 APL-5 Series Limit Switch Box Installation Operation & Maintenance Manual 12.8. If defects which affect the safety are detected during maintenance, repair measures have to be taken immediately. 12.9. Any kind of surface coating for the gap surface is not permitted.

This manual is also suitable for:

Apl-520 series

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