9650 Valve Series
Installation and Maintenance Manual
18
4
LIMIT SWITCH
4.1
GENERAL INFORMATION
The FPS Model 6010-1008 is designed to meet the IP67 weatherproof enclosure standard (NEMA 6), providing
protection from the entry of water and dust.
The FPS Model 6010-1009 is designed to be Explosionproof for Class 1, Division 1, Groups A, B, C and D; Flameproof
for Class I, Zone 1, AEx d IIC; and Dust-Ignitionproof for Class II/III, Division 1, Group E, F and G hazardous locations.
It also meets the following standards:
FM Class 3600
FM Class 3615
FM Class 3810
ANSI/ISA 60079-0
ANSI/ISA 60079-1
ANSI/IEC 60529
Features of the FPS Limit Switches:
1)
Visual Position Indicator
a.
Standard color code is RED for CLOSED and YELLOW for OPEN, other color codes are available.
Position is also indicated with black text (English)
b.
“Quick-Set Cam”
c.
FPS Limit Switch adjustment cams are splined and spring loaded. The switch cam position can be
quickly and easily adjusted without tools Note: On all approved valves, cam position is factory set
and cannot be altered.
2)
Multipoint Terminal Strip
a.
An 8 point terminal strip is standard for limit switches and allows for easy connection to the valve
3)
Model 6010-1008 – Dual ½” conduit entry
4)
Model 6010-1009 – Dual ¾” conduit entry
5)
Captive Cover Bolts designed to stay in place attached to the cover when cover is removed
6)
Die-Cast aluminum body
7)
Polycarbonate indicator housing
4.2
LIMIT SWITCH WIRING
Limit switches are pre-set at the factory for normally open or normally closed. FPS does not recommend that the
user perform service on any of the internal components within the limit switch enclosure. In the event that foreign
material enters the enclosure and impairs proper operation the limit switch enclosure should be replaced. Figure
No. 1 below shows the wiring configuration.
FIGURE NO. 1
