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Installation & Operation Manual

ZIMCO ROBINSON RS74A, Installation & Operation Manual

The ZIMCO ROBINSON RS74A delivers superior performance for your residential needs. Our Installation & Operation Manual provides detailed instructions to ensure seamless setup and operation. Download the comprehensive manual for free from manualshive.com and unlock endless possibilities with your high-quality ZIMCO ROBINSON RS74A.

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Models: RS74A & RS74M

Flow Line Pressure Switch

Installation & Operation Manual

Hazardous Location Pressure Switch

11141 15 Street NE, Calgary, AB, T3K 0Z5, Canada

Phone:

403-253-8320

Email:

[email protected]

Website:

www.zimco.ca

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Summary of Contents for ROBINSON RS74A

Page 1: ... RS74A RS74M Flow Line Pressure Switch Installation Operation Manual Hazardous Location Pressure Switch 11141 15 Street NE Calgary AB T3K 0Z5 Canada Phone 403 253 8320 Email info zimco ca Website www zimco ca ...

Page 2: ...sconnected before installation calibration and maintenance 1 2 Keep all components dry and free from damage 1 3 Review applicable standards to ensure Robinson Pressure Switch is the correct switch for the application 1 4 Personnel must wear appropriate safety approved apparel for working environment 1 5 Only qualified personnel should install the Robinson Pressure Switch and accessories 1 6 A qual...

Page 3: ...the Enclosure Cover Security feature 3 2 Use a spanner wrench 1 4 pin 2 4 3 4 span to break loose the Enclosure Cover and Complete removal by hand 3 3 Connect wires to micro switch as required 3 4 Thread 1 2 MNPT electrical cord Union into the Electrical Port located on the side of the electrical enclosure housing 5 Turns 3 5 Thread Enclosure Cover back onto the Electrical Enclosure and ensure it ...

Page 4: ... of Pressure Adjusting Collar 4 2 Pressure Setting Turn Collar Clockwise to Increase Pressure Setting Turn Collar Counter Clockwise to Decrease Pressure Setting 4 3 Tighten Cap Screw Tighten Cap Screw to lock Pressure Adjusting Collar in position Adjustment Collar 5 Notes Regarding Calibration 5 1 Calibration is not required after re setting verifying trip pressure 5 2 Calibration micro switch gap...

Page 5: ...M Manual Reset Figure 6 Manual Reset Auto Reset Single Pole Double Throw 15A 125 250 or 480 VAC 1 4 HP 125 VAC 1 2 HP 250 VAC 1 2A 125 VDC 1 4A 250 VDC Single Pole Double Throw 15A 125 250 or 480 VAC 2A 600 VAC 1 8 HP 125 VAC 1 4 HP 250 VAC 1 2A 125VDC 1 4A 250 VDC IMPORTANT INFORMATION Process Temperature Testing Pressure Switches with the minimum Class 1 Div 1 name plate markings do not meet CSA...

Page 6: ...ment collar Process Connection NACE for sour service Process Connection Materials are chosen in accordance to NACE MR0175 2003 Piston Orientation Eliminate the need for pulsation dampening Field Service Microswitch replaceable no need to disassemble Pressure Switch Diaphragm Servicing Diaphragm can be replaced without disassembling Pressure Switch Pin socket available for Diaphragm Nut contact Rob...

Page 7: ...oduct and train its employees and contractors in the safe use of Robinson products in connection with the specific appli cation While the information and specifications contained in this literature are believed to be accurate they are supplied for informative purposes only and should not be considered certified or as a guarantee of satis factory results by reliance thereon Nothing contained herein...

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