Rockford Fosgate DETECT-A-FINGER RKC-500 Series Installation Manual Download Page 14

SECTION 2—INSTALLATION OF COMPONENTS

Detect-A-Finger

®

 Drop Probe Device-Welder

Rockford Systems, LLC

14

 

Call 1-800-922-7533

Other Components That May Be Required For Mechanically 

Operated Welders (continued)

Solenoid AiR Valve Assembly 

(If furnished—See enclosed manual KSL-151)

The solenoid air valve is a three-way, normally closed, quick exhaust type. This 

assembly consists of the electric air solenoid valve, steel mounting bracket, and 

flexible hose. Assemble the mounting bracket to the base of the valve and orient 

this assembly so that the air outlet port (marked “1” on the valve body) points 

toward the air cylinder and is within reach of the flexible hose. Next attach this 

hose to the No. 1 port of the solenoid valve and mount the valve assembly on the 

machine  allowing  sufficient  flexibility  to  accommodate  cylinder  movement.  (See 

diagram below.) It is extremely important to use the rubber hose provided for 

the connection between the solenoid valve and the air cylinder. It provides 

the necessary flexibility, size and length for proper exhaust of cylinder air, 

all of which are required for successful machine operation.

Mount the solenoid valve assembly in a vertical position. The electrical conduit fitting can be easily adjusted to face in 

any horizontal direction by loosening the hex nut at the top and turning the enclosure. Retighten this nut after locating 

the fitting. Saddle-clamp type terminals are provided on the solenoid for wiring.

   

Exhaust air muffler must be kept clean at all times. Never operate machine unless muffler is clean.

Yoke Pin

Drive Yoke

Yoke Nut

Cylinder Return 

Spring

Provide loose 

ring guide in 

either of these 

areas if

necessary to 

limit cylinder 

side-to-side 

motion

Air 

Cylinder

Mounting 

Feet

Cylinder 
Inlet Port

Flexible Hose

Solenoid 
Air Valve

Air Outlet 

Port

Solenoid Mounting 
Bracket

Electric 
Conduit 
Fitting

Air Inlet Port

1

2

Air Cylinder and Solenoid 

Air Valve Connection

Solenoid Air 

Valve Assembly 

Part No. RCD-006

Summary of Contents for DETECT-A-FINGER RKC-500 Series

Page 1: ...rockfordsystems com E Mail sales rockfordsystems com Instruction Manual No KSL 022 INSTALLATION MANUAL FOR DETECT A FINGER DROP PROBE DEVICE FOR RESISTANCE TYPE SPOT WELDERS IMPORTANT PLEASE REVIEW TH...

Page 2: ...rmation and material contained in catalogs and instruction manuals to all persons involved in machine operation If a language barrier or insufficient education would prevent a person from reading and...

Page 3: ...ing Machinery 01 1 Woodworking Machinery These standards can be purchased by contacting ANSI American National Standards Institute 25 West 43rd Street New York New York 10036 Phone 212 642 4900 www an...

Page 4: ...uals are written by various committees including the Power Press Forging and Fabricating Executive Committee Copies of the following publications are available from their library Power Press Safety Ma...

Page 5: ...ccessible and visible to the operator A hole in the corner of this precautions sign is provided for attaching purposes Additional copies of these precautions are available Please call write fax or use...

Page 6: ...atim from the CFR Code of Federal Regulations and contains all relevant sections of the OSHA standards concerning power presses with which an employer user must comply The enclosed equipment must be i...

Page 7: ...this type of machinery For additional safety the control relay in the control unit when properly wired into the machine system will prevent cycling of the machine accidentally or intentionally This c...

Page 8: ...ll hazards All applicable sections of OSHA Section 1910 212 must be complied with on all machines where this equipment is installed The Detect A Finger controls are applicable on most types of resista...

Page 9: ...2 high by 41 2 deep and consists of a through the door fuse holder relay terminal strips transformer and PC board assembly Mount the control box in a convenient location the area around the control bo...

Page 10: ...r is removed The DC voltage for the rotary solenoid is obtained from a full wave bridge rectifier The drop rod is guided in nylon bearings for long life and smooth operation The limit switch actuates...

Page 11: ...energizing of the control valve when an operator s finger or other part of the body is within the hazardous area The bottom of the drop rod in its full down position should barely clear the workpiece...

Page 12: ...ine cycle The guard and or device must be properly installed used and maintained The safeguard must prevent personnel from receiving bodily injuries Other Components That May Be Required Main Power Di...

Page 13: ...es When mounting the cylinder be sure it is secured in such a manner that it will not vibrate loose bind or rub on some other part of the machine zThe assembly consists of the cylinder two mounting fe...

Page 14: ...the rubber hose provided for the connection between the solenoid valve and the air cylinder It provides the necessary flexibility size and length for proper exhaust of cylinder air all of which are r...

Page 15: ...maintained Fill the lubricator with a good quality lubricant see OEM s specifications to the level indicated by the maximum fill line on the transparent reservoir Do not overfill When the machine is c...

Page 16: ...the use of numbered wire markers on both ends of every wire The size of wire depends on local ordinance number 14 stranded copper wire with an approved insulation is recommended DO NOT USE SOLID WIRE...

Page 17: ...Terminal 3 W Terminal 4 W with foot switch depressed Terminal BR W with foot switch depressed and sensing probe held up Terminal R W with foot switch depressed Disconnect FS1 and 2 from Terminals 5 a...

Page 18: ...ing means the bridge rectifier is defective and must be replaced Transformer Primary 20 Ohms approx Secondary 2 Ohms approx Rotary Solenoid Resistance 7 72 Ohms AC solenoid air valves of the type usua...

Page 19: ...art No Description RFT 017 Relay RSC 327 Transformer RTY 003 Fuse 1 Amp FTL 020 PC Board REPLACEMENT PARTS FOR SENSING PROBE ASSEMBLY RKC 502 Part No Description CMF 108 Rotary Solenoid FKC 101 Spring...

Page 20: ...By Date ORDER FORM FOR SIGNS AND LITERATURE For prices and delivery please use address phone or fax number listed on the front cover of this manual Your Signature Date Company Address City State Zip...

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