1397-IN011 - Rockwell Automation
Contents
1. essscessoa 3 Allen Bradley 1397 AC Tachometer Interface Card 3 To remove the carrier shield remove the 4 retaining screws and unplug the ground wire at the Power Supply Board Carrier Shield a Carrier Shield Connector _ cad J17 Power Supply Board pi il Fos i S Allen Bradley 1397 AC Tachometer Interface Card If an I O Expansion Card is also required complete both Steps 4 and 5 4 Install the AC Tachometer Interface Card in the drive carrier using the 2 pan head screws provided TE Lo 5 If an I O Expansion Card is used the AC Tachometer Interface Card is mounted piggy back on the I O Expansion Board and connected using the hardware included with the AC Tachometer Interface Kit a FEI o2. AC Tachometer Interface 6 Connect the AC output tachometer leads to AC terminals 77 amp 78 Polarity is unimportant 5 6 Allen Bradley 1397 AC Tachometer Interface Card 7 Route the card s orange and black twisted cable underneath the drive carrier to Regulator Board Terminal Block J3 as shown Make connections to J3 per the table on page 7 Tachometer Wiring Refer to the Cable amp Wire Recommendations in the 1397 User Manual as well as any tachometer wiring instructions included with the Reliance tachometer Tachometer Interface Card s orange amp black J2 output wires can cause an overspeed condition Connect these wires accurately as described in the Setup Section that follows Failure to observe this precaution could result in bodily injury and or equipment damage ATTENTION Applying the incorrect polarity to the AC Setup 4 parameters as well as Jumpers J11 amp J14 on the drive s Regulator Board are used to configure the AC Tachometer Interface Card Terminal Block J3 Allen Bradley 1397 AC Tachometer Interface Card Wire amp Jumper Settings Wire amp jumper settings are made to the drive s Regulator Board based on the DC
3. output voltage calculated in Step 2 on page 2 7 Connect the Card s Twisted Cable to TB J3 If the Card s Calculated Set Set Connect the Black Wire to Term 23 DC Output Voltage Is Jumper J11to Jumper J14to Connect the Orange Wire to lt 16VDC 16 LO 17 31V DC 31 125 LO 32 62V DC 62 250 63 125V DC 31 125 HI et 4 V F 126 250V DC 62 250 8 Allen Bradley 1397 AC Tachometer Interface Card AC Tachometer Parameter Settings To finish configuring the card for the selected AC Tachometer up to 4 parameters must be set depending upon the application When setting AC tachometer parameters P 194 Anlg Tach Fdbk may be used to zero the tachometer as indicated P 057 and P 058 can cause an overspeed condition Both parameters must be set by a qualified person who understands the significance of setting them Set the value of these parameters accurately per your application requirements Failure to observe this precaution could result in bodily injury ATTENTION The incorrect setting of parameters P 039 P 047 P 039 Set Feedback Type to AC Tach This parameter is set to match the type of drive feedback signal used Default Value Arm Volt P 047 Set Anlg Tach V 1000 to the AC Tachometer s Nameplate Voltage 1000 The Same Value Set in Step 1 on Page 2 This parameter along with P 041 is used by the drive to calculate the value of the tachometer s range Defau
4. lt Value 18 0 volts 1000 P 057 Reset Anlg Tach Gain Only if Required This is an advanced setup parameter used to scale the AC tachometer feedback signal only after all AC tachometer installation is complete and then only if required Refer to the Start Up and Adjustment procedures in the 1397 User Manual as well as any tachometer instructions included with the Reliance tachometer kit for additional information Default Value 0 P 058 Reset Anlg Tach Zero Only if Required This is an advanced setup parameter used to remove any hardware induced offset from the AC tachometer feedback loop signal If the value of P 194 Anlg Tach Fdbk is some value other than zero P 194 is zeroed using a corrective or P 058 value Default Value 1 000 www rockwellautomation com Power Control and Information Solutions Headquarters Americas Rockwell Automation 1201 South Second Street Milwaukee WI 53204 2496 USA Tel 1 414 382 2000 Fax 1 414 382 4444 Europe Middle East Africa Rockwell Automation Vorstlaan Boulevard du Souverain 36 1170 Brussels Belgium Tel 32 2 663 0600 Fax 32 2 663 0640 Asia Pacific Rockwell Automation Level 14 Core F Cyberport 3 100 Cyberport Road Hong Kong Tel 852 2887 4788 Fax 852 2508 1846 Publication 1397 5 22 December 2001 Supersedes March 1997 Copyright 2001 Rockwell Automation All rights reserved Printed in USA
5. r Interface Card ATTENTION This board contains ESD Electrostatic Discharge sensitive parts and assemblies Static control precautions are required when installing testing servicing or repairing this assembly Component damage may result if ESD control precautions are not followed If you are not familiar with static control procedures reference publication 8000 4 5 2 Guarding against Electrostatic Damage or any other applicable ESD protection handbook ATTENTION Electric Shock can cause injury or death Remove all power before working on this product The drive is at line voltage when connected to incoming AC power Before proceeding with any installation or troubleshooting activity disconnect lock out and tag all incoming power to the drive Verify with a voltmeter that no voltage exists at terminals L1 L2 and L3 on the drive input power terminal block 1 Remove and lock out all incoming power to the drive Loosen the 2 captive retaining screws and remove the drive cover wy Allen Bradley Captive Thumb Screw ia E Goo 56 O EJ 2 Loosen the captive carrier retaining screw and swing the carrier door open Captive Carrier
6. um AC output voltage and the card s maximum DC output voltage must be calculated Performing these calculations will assure e That the correct AC tachometer is selected e That the correct drive Regulator Board settings are made e That the Tachometer Interface Card is wired correctly Step 1 Determine the Tachometer s Maximum AC Output Voltage As listed in the card s specifications at the application s maximum motor RPM voltage at the input of the AC Tachometer Interface Card must not exceed 275V AC rms VAC in Tach volt X N max where 100 VAC j The Interface Card s Maximum AC Input Voltage Tach yot P 047 Anlg Tach V 1000 The Tachometer s Nameplate Volts 1000 RPM Rating N max Required Maximum Motor RPM for the Application Step 2 Determine the Card s Maximum DC Output Voltage VDC out VAC px 0 9 where VDC out The Interface Card s Maximum DC Output Voltage VAC in The Interface Card s Maximum AC Input Voltage Example An RE 045F Reliance Tachometer is used in an application that has a required maximum motor speed of 2500 RPM An RE 045F Tachometer has a nameplate output voltage of 45V AC 10V AC 5V AC 1000 Determine the Card s Maximum AC Input Voltage VAC jn 45 10 x 2500 1000 VAC jn 137 5V AC Determine the Card s Maximum DC Output Voltage VDC put 137 5V AC x 0 9 VDC put 123 75V DC Installation A A Allen Bradley 1397 AC Tachomete
7. wy Contents What this Option Provides Where this Option is Used What These Instructions Contain Specifications Instructions Allen Bradley 1397 AC Tachometer Interface Card Cat No 1397 AC Topic Page What This Option Provides Where This Option Is Used What These Instructions Contain Specifications How to Select an AC Tachometer Installation Tachometer Wiring Setup ID D w INO ie i I re The AC Tachometer Interface Card is designed for use with the following Reliance tachometers RE 045F RE 045R or RE 050 The card provides feedback signals for non regenerative 1397 drives and cannot be used in conjunction with the Pulse Encoder Interface Card This option may only be used with 1397 Non Regenerative Drives These instructions contain the necessary information to install amp configure a 1397 AC Tachometer Interface Card For additional information on signal requirements wire or cable requirements and parameter programming refer to the 1397 User Manual publication 1397 5 0 and the AC tachometer instructions Item Specification Maximum Cable Length Refer to the AC Tachometer Instructions Maximum Power Dissipation 4w Maximum Input Voltage from Tachometer 275V AC rms Input Impedance 20k Ohms 2 Allen Bradley 1397 AC Tachometer Interface Card How to Select an AC Tachometer Before installing the AC Tachometer Interface Card the tachometer s maxim
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