Allen-Bradley 1746-HSCE Installation Instructions Manual Download Page 23

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Publication Publication 1746-5.16 - June 1999

PN 40071-036-01(B)

Supersedes 1746-5.16 - June1998

SLC 500 is a trademark of Rockwell Automation.

Belden is a trademark of Belden, Inc.

Allen-Bradley HMIs

Summary of Contents for 1746-HSCE

Page 1: ...structions Important User Information 2 For More Information 3 High Speed Counter Module Overview 4 Dip Switch and Jumper Locations 7 Installing the Module 10 Removing the Terminal Block 11 Important...

Page 2: ...publication Allen Bradley publication SGI 1 1 Safety Guidelines for the Application Installation and Maintenance of Solid State Control available from your local Allen Bradley office describes some i...

Page 3: ...representative visiting www theautomationbookstore com and placing your order calling 1 800 963 9548 USA Canada or 001 330 725 1574 Outside USA Canada For Refer to this Document Pub No A more detaile...

Page 4: ...etermine Rate Measurement by indicating the pulse input frequency in Hz Refer to the block diagram on the following page The Rate Measurement is determined by accumulating input pulses over a fixed pe...

Page 5: ...ent and output control functions Many parameters are dynamic and can be changed without disrupting counter operation A block diagram of the module is shown below Inputs from the terminal block enter t...

Page 6: ...alues MO e 10 33 d Range Outputs MO e 3 8 d Valid Ranges MO e 2 d Sequencer Definitions Valid Steps MO e 2 and MO e 3 0 7 d Step Presets MO e 17 40 Step Outputs MO e 4 15 Initial Outputs MO e 3 8 15 d...

Page 7: ...the output voltage range 4 5 10V dc or 10 30V dc JW1 selects the filtering rate 300 s or 10 ms used to debounce the limit switch input Default settings are shown below ATTENTION Use a small screwdrive...

Page 8: ...erential and input Z CHZ can be configured as single ended ATTENTION All switches of SW2 must be ON or all switches must be OFF Permanent damage may result if some are ON and some are OFF Operating in...

Page 9: ...nnection to nominal voltage levels of 5 12 or 24V dc The ON voltage ranges are as follows Refer to pages 19 and 20 for limit switch wiring instructions Wiring Terminal ON range LS 24V dc 16 5 30V dc L...

Page 10: ...reserved for the CPU 2 Slide the module into the rack until the top and bottom latches are latched To remove the module press the releases at the top and bottom of the module and slide it out Importan...

Page 11: ...turning the slotted terminal block release screws counterclockwise The screws are attached to the terminal block so it will follow as the screws are turned out Wiring the Removable Terminal Block The...

Page 12: ...m other inputs In addition JW1 should be set for the 10 ms filter When the LS input is driven by a solid state device use a shielded cable You do not have to route the cable away from other inputs Shi...

Page 13: ...nt 1 2 3 4 5 6 7 0 A B Z LS OUTPUT INPUT FAULT HSCE Upper Retaining Screw Maximum Torque 0 7 0 9 Nm 6 8 in lbs VDC OUT 1 OUT 3 A A Not Used Z Z LS COM OUT 0 OUT 2 DC COM B B Not Used LS 24V dc LS 12V...

Page 14: ...wever outputs are isolated from the rest of the circuitry to a level of 1500 volts Encoders The wiring diagrams on the following pages are provided to support the Allen Bradley encoders you may alread...

Page 15: ...provides the highest immunity to EMI interference Connect EARTH ground directly to the encoder connector housing A A B B Z Z The illustration below shows the different encoder output waveforms If your...

Page 16: ...anual for proper cable type and length 2 Due to the topology of the module s input circuits terminating the shield at the encoder end provides the highest immunity to EMI interference Connect EARTH gr...

Page 17: ...r encoder manual for proper cable type and length 2 Due to the topology of the module s input circuits terminating the shield at the encoder end provides the highest immunity to EMI interference Conne...

Page 18: ...he table below lists the resistor values for typical power supply values These resistors must be located at the sensor end of the cable Important VS Value R1 Value Maximum Output Leakage 5V dc no resi...

Page 19: ...e LS input range at a time Otherwise the module will be damaged 321 Hard Contact Limit Switch HSCE module JW1 Jumper placed for 10 ms filtering Do not connect LS 5V dc or LS 12V dc Terminals 24V dc VS...

Page 20: ...n Backplane Current Consumption power supply loading 320 mA at 5V dc 0 mA at 24V dc Maximum Cable Length 1 1 Belden 9503 or equivalent 305 m 1000 ft Agency Certification when product or packaging is m...

Page 21: ...mA at 2 8V dc 7 5 mA at 4 5V dc 2 5 mA at 3 1V dc 7 5 mA at 5 5V dc Nominal Input Impedance 700 825 Min Pulse Width 10 s Min Phase Separation 2 2 Channel A to channel B 4 5 s Max Input Frequency Seque...

Page 22: ...5 to 10V dc Switch 2 on 10 to 30V dc Switch 2 off Max On State Output Current 16 mA at 4 5V dc 40 mA at 10V dc 40 mA at 10V dc 125 mA at 30V dc Max On State Voltage Drop 0 4V dc 1 0V dc Max Off State...

Page 23: ...6 5 16 June 1999 PN 40071 036 01 B Supersedes 1746 5 16 June1998 1999 Rockwell International Corporation All rights reserved Printed in the U S A SLC 500 is a trademark of Rockwell Automation Belden i...