AutomationDirect prosense SCU-2501 User Manual
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AutomationDirect prosense SCU-2501 User Manual

Universal frequency converter
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S C U - 2 5 0 1 /
S C U - 2 5 0 2 /
S C U - 2 5 0 3
U n i v e r s a l
F r e q u e n c y
C o n v e r t e r
U s e r M a n u a l

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Summary of Contents for AutomationDirect prosense SCU-2501

  • Page 1 S C U - 2 5 0 1 / S C U - 2 5 0 2 / S C U - 2 5 0 3 U n i v e r s a l F r e q u e n c y C o n v e r t e r U s e r M a n u a l...

  • Page 2: Table Of Contents

    Universal frequency converter SCU-2501 / SCU-2502 / SCU-2503 Table of contents Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Symbol identification .

  • Page 3: Warning

    Warning This device is designed for connection to hazardous electric voltages . Ignoring this warning can result in severe personal injury or mechanical damage . To avoid the risk of electric shock and fire, the safety instructions of this guide must be observed and the guidelines followed .
  • Page 4 . Should there be any doubt as to the correct handling of the device, please contact, www.automationdirect.com Mounting and connection of the device should comply with national legislation for mounting of electric materials, i .e . wire cross section, protective fuse, and location .

  • Page 5: Mounting / Demounting The Scu-Pdm1 Or Scu-Pdm2

    Mounting / demounting the SCU-PDM1 or SCU-PDM2 1: Insert the tabs of the SCU-PDM1 or SCU-PDM2 into the slots at the top of the device . 2: Hinge the SCU-PDM1 or SCU-PDM2 down until it snaps into place . Demounting of the SCU-PDM1 or SCU-PDM2 communication interfaces 3: Push the release button on the bottom of the SCU-PDM1 or SCU-PDM2 and hinge the SCU-PDM1 or SCU-PDM2 out and up .

  • Page 6: Functional Highlights

    Universal frequency converter SCU-2501 / SCU-2502 / SCU-2503 • Front-programmable • Input: NAMUR, NPN, PNP, Tacho, TTL & S0 • Output: Programmable bipolar mA / V, frequency or relay • Universal power supply 21 . 6 …253 VAC / 19 .2 . . . 3 00 VDC Functional highlights •...

  • Page 7: Applications

    Applications Input signals: + Supply + Supply ∼ Special trig NAMUR Contact Tacho current & voltage (NPN) Output signals: SCU-2501 SCU-2502 SCU-2503 Analog, 0/4 . . .20 mA, Relays Analog, 0/4 . . .20 mA, voltage and relay voltage and frequency Relay 2 (±)

  • Page 8: Connections

    Connections Supply 31 32 33 34 Inputs: Special current Special voltage Tacho 41 42 43 44 + supply 5...17 V + supply 5...17 V ∼ Contact (NPN) 41 42 + supply 5...17 V + supply 5...17 V + supply + supply NAMUR 41 42 + supply 8.3 V...
  • Page 9 Connections Outputs: SCU-2501 4225A Current 2-wire transmitter (Active output) (Passive output) Bu ered voltage Relay 21 22 23 24 (±) (±) 4225B SCU-2502 Relays 4225C SCU-2503 Current 2-wire transmitter Frequency (Active output) (Passive output) Bu ered voltage (Push / pull) 21 22 23 24 (±) (±)

  • Page 10: Block Diagram

    Block diagram SCU-2501 / SCU-2502 / SCU-2503...

  • Page 11: Specifications

    Specifications Order Type Output SCU-2501 1 analog output and 1 relay SCU-2502 2 relays SCU-2503 1 analog output and 1 frequency output Accessories SCU-PDM1 or SCU-PDM2 = Display / programming front Note: The SCU-PDM1 or SCU-PDM2 communication interfaces are approved and certified as an add-on component to the SCU series of devices .
  • Page 12 Accuracy, the greater of basic and absolute values: Input Type Basic accuracy Absolute accuracy Temperature coefficient Frequency input ≤ 0 .0002 Hz ≤ ±0 .01% of input frequency ≤ ±0 .0005% / °C Output Type Basic accuracy Absolute accuracy Temperature coefficient Current output 8 µA ≤...
  • Page 13 Auxiliary supplies Sensor supply limitation (terminal 44) . . . . . . . . . . . . . . . . . . . . . . . 20 mA, 5…17 V Input specifications Frequency input Frequency range .
  • Page 14 Special voltage input User-programmable trig-levels . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0 .05 . . .6 .50 V *Hysteresis, min .
  • Page 15 Relay outputs Relay functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Setpoint, Window, Sensor error, Latch, Power and Off Hysteresis .
  • Page 16 **Power output limitations - SCU-2503 Power limitations when using buffered voltage output (SCU-2503 only) 560 mW Overpower condition Correct operating range Digital output power Power limitations when using current output with 10 mA maximum output (SCU-2503 only) 460 mW Overpower condition Correct operating range...
  • Page 17 Supported output configurations For the SCU-2501 / SCU-2502 a concurrent and independent operation of analog output and relay is possible . For SCU-2503 the output is either presented on the analog or frequency output . In case of SCU-2503 being configured for analog output, the frequency output can be configured for ‘relay mode’...

  • Page 18: Programming

    Programming The SCU-PDM1 or SCU-PDM2 communication interfaces provide complete module programming and access to a wide range of operational features that help you when using the device . This chapter deals with the SCU-2501 / SCU-2502 / SCU-2503 advanced features . The complete menu structure and programming options can be found in the Routing diagram section .
  • Page 19 Example – Input limits disabled ‘Min. selected ‘Max. selected Normal measuring range input’ - 15% input’ + 15% Extended measuring range 20.5 mA 20.0 mA 4.0 mA 3.8 mA Input: Output error indication = NONE Output limits and error indications – current output Input limit disabled NAMUR sensor error detection / input limit enabled Output error...

  • Page 20: Low Cut-Off Function

    Output limits and error indications – custom frequency output, 50% duty cycle Input limit disabled NAMUR sensor error detection / input limit enabled Output error Output error Output limit Output limit Output limit Output limit Output span indication, indication, high high UP / DOWN NONE...

  • Page 21: Square Root Function

    Square root function A Square root function can be applied to the input . Scaling of the function can be done as illustrated below: Output max. √x Output min. Config. Config. min. point max. point Input Input min. max. Low cut-off function: As a part of the square root function of the SCU-2501 / SCU-2502 / SCU-2503 it is possible to manually configure a low cut- off point .
  • Page 22 Truncation to zero: 1.15 in_min 1.006 Fixed hysteresis: 0.5% of input 0.863 range 0.719 0.575 0.431 Input range Low cut-o point 0.288 0.144 Input range sqrt(x) Configuration Parameter Specification Condition 0 .0 to 50 .0% of Linear cut-off selected input range 0 .0 to 50 .0% of Independent of square root Low cut-off point...

  • Page 23: Relay Functions

    Relay functions 6 different settings of relay function can be selected . Setpoint: The device works as a single limit switch . Window: The relay has a window that is defined by a low and high setpoint . On both sides of the window the relay has the same status . Error function: The relay is activated by sensor error .

  • Page 24: Graphic Depiction Of Relay Action Window

    Graphic depiction of relay action window Hysteresis (AIW) Setpoint Hysteresis (AOW) Window Window Hysteresis (AOW) Setpoint Hysteresis (AIW) OPEN CLOSED OPEN CLOSED OPEN A.I.W CLOSED OPEN CLOSED OPEN CLOSED CLOSED OPEN CLOSED OPEN CLOSED A.O.W OPEN CLOSED OPEN CLOSED OPEN Relay function: Active Inside Window / Active Outside Window = Normal function .

  • Page 25: Advanced Settings Menu

    Advanced settings menu Password protection (PASS): Programming access can be blocked by assigning a password . The password is saved in the device in order to ensure a high degree of protection against unauthorized modifications to the configuration . Memory (MEM): In the memory menu you can save the configuration of the device in the SCU-PDM1 or SCU-PDM2 and then move the SCU-PDM1 or SCU-PDM2 onto another device of the same type and download the configuration in the new device .
  • Page 26 Example setpoint function with latch Input signal ON delay OFF delay Setpoint (increasing) Hysteresis Time Closed Relay latched Relay contact (N .O . ) Open Release not possible (setpoint still exceeded) Release not possible (setpoint-hysteresis still exceeded) Release not possible (OFF delay still exceeded) Release possible SCU-2501 / SCU-2502 / SCU-2503...
  • Page 27 This page intentionally blank SCU-2501 / SCU-2502 / SCU-2503...
  • Page 28 Fast setpoint adjustment and relay test 999.9 -199.9 1 Increase setpoint 2 Decrease setpoint 50.0 3 Save and exit the menu RELAY 1 1 and 2 simultaneously = relay test Power up Txt 72 999.9 -199.9 75.0 40.0 RELAY 2 Txt 72 10.4 mA ”Monitor”...

  • Page 29: Routing Diagram

    Routing diagram If no key is activated for 1 minute, the display will return to the ”Monitor” menu without saving configuration changes . 1 Increase value / choose next parameter 2 Decrease value / choose previous parameter 3 Save the chosen value and proceed to the next menu Hold 3 Back to previous menu / return to ”Monitor”...
  • Page 30 -/+20 -/+10 S20-4 20-4 SETP NONE 20-0 WIND CURR S4-20 DISP 100.0 INCR PASS VOLT ZERO 4-20 PERC DECR ACTI FREQ DOWN 0-20 SETP CURR PERC SETP 50.0 DECR CURR ACTI 4-20 OUT.ERR REL.UNI R1.FUNC R1.CONT R1.SETP ACT.DIR OUT.TY OUT.MOD O.RANGE Txt 21 Txt 30...
  • Page 31 HOLD CLOS 100.0 3600 3600 OPEN NONE NONE Relay 2 Similar to R1.HYST ERR.ACT ON.DEL OFF.DEL Relay 1 Txt 39 Txt 40 Txt 41 Txt 42 PSH.P PSH.P CONT.TY Txt 80 24.0 Continued on the next page PSH .P 24.0 HI.LVL Txt 81 Only shown if input type = NAMUR .
  • Page 32 NONE HOLD HOLD CLOS CLOS 100.0k 115.0k ZERO OPEN OPEN 0.000 0.000 DOWN NONE NONE 0.00 NONE 0.00 NONE NONE ILIM.H ILIM.L LIM.LO ERR.ANA ERR.FRQ ERR.R2 ERR.R1 Txt 44 Txt 43 Txt 45 Txt 47 Txt 48 Txt 49 Txt 49 NONE HOLD HOLD...

  • Page 33: Routing Diagram, Advanced Settings (Adv.set)

    Routing diagram, advanced settings (ADV.SET) MEM, DISP, CAL, SIM, SAVE PASS, LANG, LOAD IFUN, LATCH SAVE SETUP MEMORY Txt 52/1 Txt 53 O.VAL DISP O.VAL SETUP CONTRA LIGHT TAGNO_ LINE 3 Txt 52/2 Txt 54 Txt 55 Txt 56 Txt 57 100.0 100.0 “Monitor”...
  • Page 34 DE, DK, ES, FR, IT, SE, UK LANG SETUP LANGUA Txt 52/6 Txt 69 SQRT ZERO 0.000 0.000 L.COF 1.000 1.000 NONE NONE SQRT NONE IFUN NONE 0.000 1.000 ZERO SETUP I.FUNC SQRT.LO SQRT.HI CUT.TYP Txt 52/7 Txt 71 Txt 76 Txt 77 Txt 78 50.0...

  • Page 35: Manual Release Of Latched Relays

    Routing diagram, manual release of latched relays Indication of a latched relay in monitor mode Rx .LATC = R1 .LATC or R2 .LATC or R1 .LATC / R2 .LATC alternating . 40.0 “Monitor” Rx.LATC ENT.SET Txt 73 Txt 74 To PASSW / ADV .SET 9999 0000 Correct...

  • Page 36: Help Text Overview

    Help text overview Set correct password [21] Select output downscale at NAMUR sensor error Enter advanced setup menu? Select output zero output at NAMUR sensor error Select NAMUR sensor input Select output upscale at NAMUR sensor error Select S0 sensor input Select no error action - output undefined - at NAMUR Select PNP sensor input (or Contact to supply) sensor error...
  • Page 37 [49] Select no error action - undefined relay state - at limit error Open relay contact at limit error Close relay contact at limit error Hold relay status at limit error [50] Set output response time [seconds] [51] Set output and relay power-on delay [seconds] [52] Enter Relay Latch setup Select Analog Input Function...

  • Page 38: Operation

    Operation The SCU-250x series devices provide multiple features for easy user operation, and to perform efficient troubleshooting . Monitoring the operational status is easy from either the front LEDs or the SCU-PDM1 or SCU-PDM2 . Status indicators without SCU-PDM1 or SCU-PDM2 Power Red / green LED indicates system status f in...
  • Page 39 All error indications in the display flash once per second . The help text explains the error . If the error is an input loop error, the display backlight flashes as well - this is acknowledged (stopped) by pushing the button .

This manual is also suitable for:

Prosense scu-2502Prosense scu-2503

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