PRECISION DIGITAL NOVA PD570 Series Instruction Manual
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PRECISION DIGITAL NOVA PD570 Series Instruction Manual

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LIMIT CONTROLLER
®
NOVA PD570 Series
Instruction Manual
PD570 & PD578
PRECISION DIGITAL CORPORATION
233 South Street
Hopkinton MA 01748 USA
Tel (800) 343-1001
Fax (508) 655-8990
1

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Summary of Contents for PRECISION DIGITAL NOVA PD570 Series

  • Page 1 LIMIT CONTROLLER ® NOVA PD570 Series Instruction Manual PD570 & PD578 PRECISION DIGITAL CORPORATION 233 South Street Hopkinton MA 01748 USA  Tel (800) 343-1001 Fax (508) 655-8990 ...
  • Page 2 Disclaimer The information contained in this document is subject to change without notice. Precision Digital Corporation makes no representations or warranties with respect to the contents hereof, and specifically disclaims any implied warranties of merchantability or fitness for a particular purpose.

  • Page 3: Table Of Contents

    PD570 Series Nova Process and Temperature Limit Controller Instruction Manual Table of Contents 1. Safety Guide and Specifications 1.1 Specifications 2. Front Panel Buttons and LED Indicators 3. Parameter Map 4. Operation Flow Chart 5. Controller Parameter Setup 5.1 Input Group (G.IN) 5.2 Control Group (G.CTL) 5.3 Alarm Group (G.ALM) 5.4 Retransmission Group (G.RET)
  • Page 4 PD570 Series Nova Process and Temperature Limit Controller Instruction Manual 7.6 Grounding and Power Cable Connection 7.7 Signal Input Connection 7.8 Retransmission Output Connection (RET) 7.9 Relay Output Connection (RELAY) 7.10 Use of an External Relay 7.11 Communication Wiring (RS485) Appendix Table of D-Registers Tables and Figures...

  • Page 5: Safety Guide And Specifications

    (6) Exposure to excessive moisture, electrical overloads, or mechanical vibration may damage the product. Limited Liability Precision Digital Corporation assumes no liability to any party for any loss or damage, direct or indirect, CAUTION caused by the use of or any unpredictable defect of the product.
  • Page 6 PD570 Series Nova Process and Temperature Limit Controller Instruction Manual Operational Environment Precautions (1) Only operate the controller when it is properly installed. CAUTION (2) When installing the controller, select a location where:  Rear terminals are protected from accidental contact. ...

  • Page 7: Specifications

    PD570 Series Nova Process and Temperature Limit Controller Instruction Manual 1.1 SPECIFICATIONS Except where noted all specifications apply to operation at 23ºC. General DISPLAY Dual 4 digits, red LED, -1999 to 9999 DIN Sizes PV Display SP Display Weight mm (inch) mm (inch) g (oz) 1/16...
  • Page 8 PD570 Series Nova Process and Temperature Limit Controller Instruction Manual Process and Temperature Inputs TEMPERATURE DRIFT Refer to accuracy specifications below DECIMAL POINT Up to three decimal places for process inputs: 9.999, 99.99, 999.9, or 9999 REAR JUNCTION Automatic or off settings for temperature inputs. No user COMPENSATION calibration required.
  • Page 9 PD570 Series Nova Process and Temperature Limit Controller Instruction Manual Relay Outputs RATINGS Out1: 250 VAC @ 3 A or 30 VDC @ 3 A (resistive load) Alarm: 250 VAC @ 1 A or 30 VDC @ 1 A (resistive load) ELECTRICAL NOISE A suppressor (snubber) should be connected to each SUPPRESSION...
  • Page 10 PD570 Series Nova Process and Temperature Limit Controller Instruction Manual Retransmitting Output Retransmitting: 4 to 20 mA (600 Ω maximum) OUTPUT RANGE SCALING RANGE Any display range (see range for the input selected) ACCURACY +0.1% of full scale Serial Communications PROTOCOLS Modbus (ASCII, RTU), PC software, UNIT ADDRESS...

  • Page 11: Front Panel Buttons And Led Indicators

    PD570 Series Nova Process and Temperature Limit Controller Instruction Manual 2. Front Panel Buttons and LED Indicators OVER Control Keys Function Pressing SET/ENT key for at least 3 seconds switches between the operating display and SET/ENT the parameter setting display. This key is used to verify and bypass parameter settings (ENTER) when in the parameter group display.

  • Page 12: Parameter Map

    PD570 Series Nova Process and Temperature Limit Controller Instruction Manual 3. Parameter Map PwD: Lockout Password Use the  arrows to enter the NOTE password and press the SET/ENT key. The default password is 0. S E T /  ...

  • Page 13: Operation Flow Chart

    PD570 Series Nova Process and Temperature Limit Controller Instruction Manual 4. Operation Flow Chart Power On Operation Display Group Display PV Value When setting unit parameters, SP Value G.CTL G.IN should be set up prior to any other parameters. (note 1) ENT 3 Sec ...

  • Page 14: Controller Parameter Setup

    PD570 Series Nova Process and Temperature Limit Controller Instruction Manual 5. Controller Parameter Setup 5.1 Input Group (G.IN) Press SET/ENT key to select input group. Press press  or  key to cycle through G. I N groups as shown below. (Refer to parameter map in section 3.) ...
  • Page 15 PD570 Series Nova Process and Temperature Limit Controller Instruction Manual This parameter sets the display temperature unit for ºC or ºF. IN-U Its default selection is ºC. Refer to Table 1 when changing the temperature unit for the temperature input range. This parameter sets the high limit of the temperature display range (maximum temperature IN.

  • Page 16: Fig 1: Temperature Bias

    PD570 Series Nova Process and Temperature Limit Controller Instruction Manual 0ºC = BS4 -3ºC = BS3 -3ºC Original Temperature Temperature After Bias +1ºC = BS2 +1ºC -2ºC = BS1 -2ºC 0ºC = BS0 BSP1 BSP2 BSP3 0ºC 25ºC 50ºC 75ºC 100ºC Fig 1: Temperature Bias Example 1:...
  • Page 17 PD570 Series Nova Process and Temperature Limit Controller Instruction Manual Input Group Parameter Summary Display Parameter Setting Range Unit Default Remark Refer to Table 1: Universal Input Selection IN-T Input Type TC.K1 ºC / ºF ºC IN-U Display Unit T/C, RTD Max PV Within sensor input range IN.RH...

  • Page 18: Control Group (G.ctl)

    PD570 Series Nova Process and Temperature Limit Controller Instruction Manual 5.2 Control Group (G.CTL) Press SET/ENT key to select control group. (Refer to parameter map in section 3.)     PWD  G.CTL  G.IN    ...

  • Page 19: Fig 3: Operation Of Limit Functions With O.act Set To Rev

    PD570 Series Nova Process and Temperature Limit Controller Instruction Manual This parameter sets the time units the controller uses for parameters with time components. This can be set to the format of HH.MM (hours.minutes) or MM.SS (minutes.seconds). Its default setting is HH.MM. This parameter resets most parameters to their factory settings.

  • Page 20: Fig 5: Example Of Limit Control Relay Operation And Reset Function

    PD570 Series Nova Process and Temperature Limit Controller Instruction Manual 5-2-1-2 Operation of Limit Functions when O.ACT = FWD, HI.LO = HIGH, R.MD = OFF The following illustration shows how each aspect of the limit control functions behave under over limit circumstances when O.ACT is set to FWD operation.
  • Page 21 PD570 Series Nova Process and Temperature Limit Controller Instruction Manual 5-2-2 Limit Status Display and Reset Functions The condition of the output can be seen by pressing the SET/ENT as shown in the Operation Flow Chart in section 4. The output status display refers to the condition of the limit control relay output. The output display has two conditions, OFF and ON.
  • Page 22 PD570 Series Nova Process and Temperature Limit Controller Instruction Manual Control Group Parameter Summary Setting Range Display Parameter Unit Default Remark AEU (0.0 to 100.0%) AEU (0.0%) Limit Set Point High or Low Limit HI, LO HI.LO Operation Selection R.MD Restart Relay Mode ON, OFF Reverse and...

  • Page 23: Alarm Group (G.alm)

    PD570 Series Nova Process and Temperature Limit Controller Instruction Manual 5.3 Alarm Group (G.ALM) Press SET/ENT key to select alarm group. (Refer to parameter map in section 3.)     PWD  G.CTL  G.IN    ...

  • Page 24: Fig 6: Alarm Operation

    PD570 Series Nova Process and Temperature Limit Controller Instruction Manual Table 3: Alarm Selection Operation Standby Alarm Type Display Data Absolute Value High Limit Alarm AH.F   Absolute Value Low Limit Alarm AL.F   High Limit Deviation Alarm DH.F ...
  • Page 25 PD570 Series Nova Process and Temperature Limit Controller Instruction Manual Alarm Group Parameter Summary Display Parameter Setting Range Unit Default Remark ALT1 Alarm Type 1 Refer to Table 3: Alarm Selection AH.F Absolute AEU (-100.0 to 100.0%) AL-1 Set value of ALT1 EU (100.0%) Value Alarm High Deviation...

  • Page 26: Retransmission Group (G.ret)

    PD570 Series Nova Process and Temperature Limit Controller Instruction Manual 5.4 Retransmission Group (G.RET) Press SET/ENT key to select retransmission group. (Refer to parameter map.)     PWD  G.CTL  G.IN      G.COM  G.RET  G.ALM ...

  • Page 27: Communication Group (G.com)

    PD570 Series Nova Process and Temperature Limit Controller Instruction Manual 5.5 Communication Group (G.COM) Press SET/ENT key to select communication group. (Refer to parameter map.)     PWD  G.CTL  G.IN      G.COM  G.RET  G.ALM ...
  • Page 28 PD570 Series Nova Process and Temperature Limit Controller Instruction Manual Communication Group Parameter Summary Setting Range Display Parameter Unit Default Remark Communication PCC0, PCC1, Modbus ASCII, COM.P PCC0 Option Protocol Modbus RTU BAUD Baud Rate 600, 1200, 2400, 4800, 9600, 19200 9600 Option PRTY...

  • Page 29: Error Display And Correction

    PD570 Series Nova Process and Temperature Limit Controller Instruction Manual 6. Error Display and Correction Error Message Error Incident Action Needed E.SYS EEPROM, Data Loss Needs Repair E.RJC RJC Sensor Failure Needs Repair SP Decimal Communication Failure Check Comm Cable Flashing S.OPN Open Sensor Detected...

  • Page 30: Installation

    PD570 Series Nova Process and Temperature Limit Controller Instruction Manual 7. Installation 7.1 Dimensions and Panel Cutouts PD578 1/4 DIN (3.78) (0.45) (3.92) (4.72) (3. 78XN) (3. 62) Units: (inch) - for reference only...
  • Page 31 PD570 Series Nova Process and Temperature Limit Controller Instruction Manual PD570 1/16 DIN (0.43) (3.92) (1.89) (2.76) (1.89XN) (1.77) Units: (inch) - for reference only...

  • Page 32: Panel Mounting

    PD570 Series Nova Process and Temperature Limit Controller Instruction Manual 7.2 Panel Mounting PD578 Mounting Bracket Panel PD570 Mounting Bracket Panel Installation Steps 1. Cut the mounting panel. (Refer to 7.1 Dimensions and Panel Cutouts) 2. Insert the controller through the front of the panel rear terminals first. 3.

  • Page 33: Power Cable Specification

    PD570 Series Nova Process and Temperature Limit Controller Instruction Manual 7.3 Power Cable Specification Make power connections using 0.9 to 2.0 mm or 16 AWG vinyl insulated wire. (Voltage rating of 300 VAC) 7.4 Terminal Specification Use M3.5 screw-compatible crimp on terminals with insulating sleeve as shown below. Minimum Diameter 3.0 mm (0.118 in)

  • Page 34: Terminal Assignment, Connections, And Ratings

    PD570 Series Nova Process and Temperature Limit Controller Instruction Manual 7.5 Terminal Assignment, Connections, and Ratings PD578 Rating: 250 VAC @ 1 A Rating: 250 VAC @ 3 A 30 VDC @ 1 A 30 VDC @ 3 A Max: 19200 bps 100 - 240 VAC 50/60 Hz...
  • Page 35 PD570 Series Nova Process and Temperature Limit Controller Instruction Manual PD570 Max: 19200 bps Rating: 250 VAC @ 3 A 30 VDC @ 3 A 100 - 240 VAC 50/60 Hz Rating: 250 VAC @ 1 A 30 VDC @ 1 A...

  • Page 36: Grounding And Power Cable Connection

    PD570 Series Nova Process and Temperature Limit Controller Instruction Manual 7.6 Grounding and Power Cable Connection  Use a thick grounding cable of at least 2 mm or 14 AWG and shorter than 20 m (approximately 22 ft) for class-3 grounding or better with a grounding resistance of less than 100 Ω...

  • Page 37: Retransmission Output Connection (Ret)

    PD570 Series Nova Process and Temperature Limit Controller Instruction Manual 7.8 Retransmission Output Connection (RET) To prevent electric shock, be sure to turn off power to the Nova Controller and the source circuit breaker before wiring. CAUTION  Be sure to connect to correct polarities. Connecting to a wrong polarity may cause a controller malfunction. ...

  • Page 38: Use Of An External Relay

    1. Use capacitors rated for 250 VAC. 2. RC networks may affect load release time of solenoid loads. Check to confirm proper operation. 3. RC networks are available from Precision Digital and should be applied to each relay contact switching an inductive load. Part number: PDX6901.

  • Page 39: Communication Wiring (Rs485)

    PD570 Series Nova Process and Temperature Limit Controller Instruction Manual 7.11 Communication Wiring (RS-485) Master Station NOVA Controller NOVA Controller RTX+ RTX+ RTX+ RTX- RTX- RTX- Terminating Resistor Terminating Resistor SHIELD  Up to 31 slave controllers (Nova series controllers equipped with the RS-485 serial communication option) can be connected.

  • Page 40: Table Of D-Registers

    PD570 Series Nova Process and Temperature Limit Controller Instruction Manual Table of D-Registers: The following data registers are used to direct the US1 and US2 commands or for Modbus communication. PROCESS FUNCTION SET POINT SIGNAL ALARM IN/OUT ALT1 IN-T INT-U IN.RH IN.RL IN.DP...
  • Page 41 PD570 Series Nova Process and Temperature Limit Controller Instruction Manual PROCESS FUNCTION SET POINT SIGNAL ALARM IN/OUT RETH RETL COM.P BAUD PRTY SBIT DLEN ADDR RP.TM...
  • Page 42 PD570 Series Nova Process and Temperature Limit Controller Instruction Manual PROCESS FUNCTION SET POINT SIGNAL ALARM IN/OUT Read Only Location NOTE...
  • Page 43 Any returns under a warranty claim should be returned freight prepaid. Upon warranty confirmation Precision Digital will repair or replace and return the unit at no charge via UPS Ground. Other shipping is available upon request and at customer expense. All product returns should be shipped to:...
  • Page 44 PD570 Series Nova Process and Temperature Limit Controller Instruction Manual How to Contact Precision Digital For Technical Support  Call: (800) 610-5239 or (508) 655-7300 Fax: (508) 655-8990 Email: support@predig.com For Sales Support or to place an order please ...

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