United Electric Controls ONE Series Installation And Maintenance Instructions Manual Download Page 1 | Manualshive

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Pressure

Differential Pressure

Temperature

Installation and Maintenance Instructions

IM1-03

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Summary of Contents for ONE Series

Page 1: ...Pressure Differential Pressure Temperature Installation and Maintenance Instructions IM1 03 ...

Page 2: ...ensor Types 4 Product Labeling 5 Mounting 5 Wiring 7 Theory of Operation 11 Setting of User Parameters 14 Troubleshooting 17 Frequently Asked Questions 22 Dimensional Drawings 24 Connections for Power Supply IAW Output and Solid State Relay 26 ...

Page 3: ...One Series to be powered by an AC source and switch AC loads Designed for Division 2 hazardous locations and harsh environmental conditions this rugged design will stand up to your most demanding applications The One Series is simple to use Below are three easy steps to mount wire and configure your product 1 Mount the One Series using the process connection or two mounting ears 2 Wire the One Ser...

Page 4: ...ed leads with metal over braid model R If a threaded connection is required order PF73 compression fitting model L or SA6213 384 union connection models H R T Ty yp pe e 3 3 D Diif ff fe er re en nt tiia all P Pr re es ss su ur re e D Dr ry y 1 4 18 NPT Female aluminum glass plastic 2 ports 180o opposing clean air or inert gas only optional plastic barb fittings available T Ty yp pe e 4 4 D Diif f...

Page 5: ...ch for sensor hex fitting Screwdriver for mounting bolts 2 mounting bolts 1 4 Max FOR PRESSURE AND LOCAL TEMPERATURE MODELS ALWAYS HOLD A WRENCH ON THE SENSOR HEX WHEN MOUNTING UNIT DO NOT TIGHTEN BY TURNING ENCLOSURE THIS WILL DAMAGE THE CONNECTION BETWEEN THE SENSOR AND HOUSING INSTALL UNITS WHERE SHOCK VIBRATION AND TEMPERATURE FLUCTUATIONS ARE MINIMAL ORIENT UNIT TO PREVENT MOISTURE FROM ENTER...

Page 6: ...D VIBRATION APPLICATIONS SECURE THE ENCLOSURE AS DETAILED ABOVE DO NOT MOUNT VIA THE PRESSURE CONNECTION ONLY LOCAL AND REMOTE TEMPERATURE MODELS For surface sensing models H R Secure the 2 sensor housing to the pipe or vessel using an adhesive or strapping method suitable for the application For immersion sensing models L H or R Use of a thermowell is highly recommended to aid in maintenance test...

Page 7: ...ice and programming the mode set point and deadband values The inputs and outputs of the One Series product are protected against reverse polarity and over voltage However correct wiring is essential to ensure proper operation of the switch Optional configurations may change the terminal designation location wire color or size Be certain to choose the proper wiring diagram for the product being in...

Page 8: ... voltage threshold for a logic level low required by the logic solver See Diagram 10 Solid State Relay Switched Output Type D1C The One Series SSR switched output is a single pole single throw SPST switching device which makes and breaks the output circuit Two terminals are provided for the external load power source VAC HI and the switched signal connected to the device under control LOAD Wire th...

Page 9: ...ge and the voltage threshold for a logic level low required by the logic solver See Diagram 7 NOTE Some logic solver inputs already include a pull up resistor or circuit Consult United Electric for flow charts state diagrams and timing charts for the IAW output when interfacing with a logic solver Optional 4 20 mA Analog Process Signal Output The One Series 4 20 mA output signal is intended for re...

Page 10: ...Optional 4 20MA Power Supply Input 18 30 VDC VDC Power Supply and Signal Ground COMMON With Switch Rating Code C FUNCTION TERMINAL LABEL Switch Supply IN 24 280 VAC 15 A max VAC HI Switched Output OUT 24 280 VAC 15 A max LOAD IAW Output 5 30 VDC 100 mA max IAW 4 20 mA Output Positive Optional 4 20MA Power Supply Input 18 30 VDC VDC Power Supply and Signal Ground COMMON With Switch Rating Code D FU...

Page 11: ...his provides a snapshot of process variations since the last time these values had been reset by the user A local status indicator LED aids the user in determining the switch output state When the LED is illuminated continuously it signifies normal operation no fault condition A flashing LED signifies a tripped condition an alarm or shutdown condition process variable has surpassed the set point v...

Page 12: ...ly 2 of span NOTE If the 4 20mA output is scaled option M205 the bar graph will indicate the scaled range while the digital readout indicates the full range of the process Certain diagnostic information may be displayed in the lower line of the display If the output trips VALUE SET POINT or VALUE SET POINT will flash alternately with the bar graph indication An alternately flashing display of OVER...

Page 13: ... minimum range value 20 mA at the maximum range value The output is non isolated capable of driving loads up to 500Ω maximum impedance and may be used as an input to a PC PLC or DCS to monitor process trends or to drive a remote analog indicator Option M205 allows for a factory set scaling of the 4 to 20 mA output to match specific applications Start Up Indication At start up the display reads the...

Page 14: ...elow set point below set point above set point Low Limit Shutdown N C open on fall below set point below set point above set point These modes pre configure the One Series for logical operation Example For High Limit Alarm when the process variable goes above set point the output turns ON both the local and remote status indicators flash signaling a tripped output and the switch resets once the pr...

Page 15: ...and however negative values will NOT be accepted by the product 5 To save the new set point press the and keys simultaneously Unit reverts to NORMAL OPERATING MODE NOTE Attempting to select a Set Point value outside of the operating range will result in an error message Out Of Range and the value will be ignored NOTE If the product remains in the EDIT mode and there is no keypad activity for appro...

Page 16: ... the minimum and maximum process values lowest and highest sensed by the product This provides a snapshot of process variations since the last time these values had been reset by the user TO DISPLAY THE EXTREME READINGS Press the arrow key two times rapidly Extreme XXXX Extreme XXXX TO RESET BOTH THE EXTREME READINGS Press the arrow key two times rapidly Then simultaneously press the and keys Both...

Page 17: ...cate power supply interconnection or One Series fault Question Answer Direction 1 Has the unit ever functioned Yes Go to step A2 No Go to step A5 2 Is the LCD display functioning Yes The unit has power Go to step A4 No Go to step A3 3 Is the switched output status Yes The unit has power LED ON or flashing Done No Go to step A4 4 Using the voltmeter is the incoming Yes The unit has power Done power...

Page 18: ...e Load ON 8 Then the SSR is cycling ON and OFF Turn off power to the One Series and or the load dis connect the Load from the One Series terminal block and test the output load wiring for conti nuity Does wiring have continuity Note when using the D1C or D1D to switch inductive loads a filter snubber may be required for proper operation Without the snubber the SSR may chatter or not switch properl...

Page 19: ...tact United Electric Controls or their authorized Distributor for further instructions Contact United Electric Controls or their authorized Distributor for further assistance Check the load element for proper operation and connec tions to ensure proper and secure wiring Answer Yes No Yes No C The IAW output does not appear to be functioning Intent To locate load element interconnection or One Seri...

Page 20: ...e current loop load exceeds 500 ohms correct current loop connections and loading Go to Step D3 Remove milliamp meter and reconnect wires Done Go to step D4 Remove milliamp meter and reconnect wires Done Contact United Electric Controls or their authorized Distributor for further assistance E The display reads VALUE SET POINT Intent Determine correctness of One Series Measurement Message This indi...

Page 21: ...put Modes Mode Output Closed Deadband is Status IAW Flash High Limit Alarm above set point below set point above set point High Limit Shutdown below set point below set point above set point Low Limit Alarm below set point above set point below set point Low Limit Shutdown above set point above set point below set point Example For High Limit Alarm when the pressure goes above Set Point the output...

Page 22: ...kes testing the installation and troubleshooting the process very easy without removing the unit and returning it to the instrument shop For added safety disconnect the output while testing and reconnect after the desired switch behavior has been achieved Q Does the One Series offer DPST switch output A The One Series contains one switch output for primary control and one for the IAW signal In som...

Page 23: ...is unlike a process transmitter in this regard The One Series 4 20mA output is intended as an auxiliary signal for monitoring the process and process trending This output can be easily scaled at the PLC using a simple program Additionally One Series option M205 allows the 4 20mA output scale to be specified during manufacturing Q Is the IAW duty cycle of 25mS an issue for interfacing with a PLC A ...

Page 24: ...tly to earth or the chassis enclosure ground The earth ground connection is made through a separate green wire connection Q If the power is interrupted to the One Series what is the state of the output during the power failure A When there is no power applied to a One Series the switch output is open normally open Dimensional Drawings A Single Enclosure Configuration D1A Diagram 1 ...

Page 25: ... 115 230 VAC Power Supply Configuration D1D Dimensional Drawings continued A Dual Enclosure Junction Box Configuration D1B and D1C Diagram 2 Diagram 3 ...

Page 26: ... D1B D1A Connections for Power Supply IAW Output and Solid State Relay D1A D1B D1C Diagram 4 Diagram 5 D1A D1B Diagram 6 Diagram 7 ...

Page 27: ... Diagram 8 Diagram 9 Diagram 10 Diagram 11 Diagram 12 ...

Page 28: ...1 See preceding sections for details VAC LOAD SSR LOAD SSR INPUT L1 L2 IAW 4 20 MA COM TB1 See preceding sections for details TB2 Where VAC 115VAC D1D or VAC 230VAC D1E and VAC Load 24 280VAC or VAC Load 12 280VAC with option M029 Earth Ground Terminal Earth Ground Terminal Where VAC 115VAC D1D or VAC 230VAC D1E Correction to Diagram 14 Terminal Block Connections ...

Page 29: ...meplate must not be exceeded Overload on a switch can cause damage even on the first cycle Wire unit according to local and national electrical codes using wire size recommended in installation sheet Use only factory authorized replacement parts and procedures Do not mount unit in ambient temp exceeding published limits LIMITED WARRANTY OF REPAIR AND REPLACEMENT UE warrants that the product hereby...

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Page 32: ...trols Chihuahua 129 1 NTE Unidad Nacional 89410 Madero TAM Mexico Phone 12 10 0646 FAX 12 10 5761 U S SALES OFFICES United Electric Controls 32 Highland Rd South Hampton NH 03827 Phone 603 394 0078 FAX 603 394 0175 United Electric Controls 5 Steeple Chase Court Bedminster NJ 07921 Phone 908 781 6967 FAX 908 781 1003 United Electric Controls 2520 E Piedmont Rd Suite F 120 Mairetta GA 30062 Phone 77...

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