Limit Switch Box APL210, APL310, APL410 and APL510
Summary:
APL-210, APL-310, APL-410 and APL-510 limit travel switch boxes are used to transmit position signals of actuators and valves to field and control stations. It can be installed directly on the top of the actuator, including the standard VDI/VDE3845.
Features:
1. Solid and flexible design.
Aluminium die-casting housing and powder coating. Stainless steel ( 316 ) housing. (APL-5N)
2. Bolts on visual position indicator.
3. Quick-set cam Spring loaded splined cam.
No need to adjust again after initial setting.
Easy setting without tool.
4. Dual cable entries.
5. Captive cover bolts No worry to loose bolts while cover open.
Spring loaded cover bolts ( APL-5N )
6. Easy mounting bracket NAMUR standard stainless steel shaft and bracket.
APL-210N APL-310N APL-410N APL-510N
MODEL APL-2N
-Enclosure: Weatherproof IP67/NEMA4&4X (Standard) IP68(Option) -Solid and compact design -Botts on visual position indicator (Re-adjustment available upon required direction)
-Dual cable entries: 2 x 1/2 NPT(Standard)
M20, PG13.5, PF1/2",PT1/2".(Option)
-Terminal Strips: 8 points(0.08-25mm2)
-Captive cover bolts -Easy mounting
NAMUR standard stainless steel shaft and bracket.
MODEL APL-3N
-Enclosure : Weatherproof IP67/NEMA4&4X (Standard) IP68(Option) -Solid and flexible design & various options available • 3~4 additional switches *8-16 points Terminal Strips -Bolts on visual position indicator -Dual cable entries: 2 x 1/2 NPT(Standard)
M20, PG13.5, PF1y2", PT1/2w.(Option)
-Terminal Strips: 8 points(0.08-25mm2)
-Captive cover bolts -Easy mounting
NA0UR standard stainless steel shaft and bracket.
MODEL APL-4N
-Enclosure : Weatherproof IP67/NEMA4,4X,7,9 (Standard) IP68(Option) Explosionproof: E Ex d IIB T6(Standand) E Ex ia IIB T6(Option) -Solid and durable design & various options available • 3~4 additional switches
• 8-20 points Terminal Strips
• various options switches
-Bolts on visual position indicator -Cable entries: 2 x 3/4 NPT(Standard)
M20, M25, PF3/4' PT3/4"4Cable entries(Option) -Terminal Strips: 8 points(0.08-2.5mm2)
-Captive cover bolts
-Easy mounting
NAMUR standard stainless steel shaft and bracket.
MODEL APL-5N
-Enclosure : Weatherproof IP67/NEMA4,4X,7r9 (Standard) IP68 (Option) Explosionproof: E Ex d IIC T6(Standand) E Ex ia IIC T6(Option) -Solid and compact design -Shaft holder built in the cover<Dual shaft)
Easy to set the visual position indicator.
Unique design to put the visual indicator on the threaded joint type cover. -Bolts on visual position indicator -Dual Cable entries : 2 x 3/4 PF(Standard)
M20, M25, NPT3/4", PT3/4w(Option)
-Torminal Strips: 8 points(0.08-2.5mm7)
-Captive cover bolts & Spring loaded cover bolts -Easy mounting
NAMUR standard stainloss sliaft ai kJ biauket.
-Stainless steel (316) housing as option.
Standard Specification:
Option Specification:
Structure:
| MODEL APL-2N |
MODEL APL-3N |
MODEL APL-4N |
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Installation instructions:
1) Mounting bracket (2)
Three types of standard HKC mounting bracket (NUMUR VDE/VDE 3845,30 x80x 20, 30x80x30,30x 130x50)
HKC 30 x 80 x 20,30 x 80 x 30, mounting bracket in line with NUMUR VDT A/DE 3845 standard, mounted on small size pneumatic head.
The HKC 30 x 130 x 50 mounting bracket conforms to NUMUR VDIJVDI 3845 standard and is mounted on a large size pneumatic head.
Bolt the mounting bracket to the actuator (4).
2) Install limit switch box (1)
Insert the shaft of the limit switch box into the drive slot (3) above the actuator drive shaft and fix it with the mounting bolt (7).
3) Remove the lid (5)
Turn the cap bolt (6) with the tool until it comes loose, then remove the lid upward. For wiring and debugging.
Mounting Bracket Size
Wiring cable wiring connection (note: product wiring diagram is inside the upper cover)
1. APL210, APL310 series use into lines lock for PG13.5 waterproof connectors, cable please use Ф 8 - Ф 12 the insulation of the cable.
2. APL410 series use 3/4 "explosion-proof isolation seal connector, cable please use Ф 8 - Ф 12 the insulation of the cable.
3. Thread the cable through the wire lock and fasten the wire head on the terminal board as shown in the wiring diagram.
4. Rotate the coat of wire lock to make the inner diameter of sealing ring hold the sheath of cable tightly to lock the cable.
5. The unused cable inlet must be blocked.
6. Users shall comply with gb50058-92 when installing, using and maintaining the flameproof limit switch.
Wiring Diagram
Mounting Size (mm)
Company Introduction
Zhitai Valve Co., Ltd is a member of Valve Association of Longwan District, is located in Longwan Central Industrial Zone, Wenzhou City. It'a professional technology company integrated with development, manufacturing, sales, and after-sales services of valve actuators and and self-controlled valves. Presently, our main products include: pneumatic actuators, pneumatic valves and pneumatic control valves; electric actuators, electeic valves and eletric control valves; automatic control products. Our products are widely applied in natural gas, electricity, petroleum, chemical, metallurgical, construction, pharmacy, paper, printing and dying. Zhitai series actuators and valves are the best choice for automatic fluid control engineering and equipment manufacturing. We sincerely welcome customers from home and abrode to visit us for supervision, communication and cooperation. It's a great honor for us to cooperate with you.
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