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Ingersoll-Rand LCN 7940-8770 manual

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Table of contents for the manual

  • Page 1

    © 2006 Ingersoll-Rand Company Limited Hardware Products 121 West Railroad Avenue Princeton, I L 6 1356 -0100 1-800-52 6 - 2400 F A X: 800- 248- 1460 w w w . lcn.ingersollrand .com LC N LC N 7940-8770 Presence Sensor ® ® Installation Instructions[...]

  • Page 2

    75.5255.02 XXXXXXXX 7940-8770 LCN Page 1 of 11 DESCRIPTION TECHNICAL SPECIFICATIONS COMPONENT ID INSTALLATION TIPS  The sensor must be firmly fastened to prevent vibration. The LCN Presence Sensor (PN: 750182-00) is a self-moni tored re ady overhead-mounted diffused active infrared sensing device that provides detection for the triggering of aut[...]

  • Page 3

    75.5255.02 XXXXXXXX 7940-8770 LCN Page 2 of 11 SA FETY PRECAUTIONS ME CH ANI CAL INSTALLATION - PREPARATION ME CH ANI CAL INSTALLATION – PLACEMENT OF THE SENSOR Wa l l Sw it ch Wal l Sw it ch Presen ce Sens or 20” min 20” m in Presence Sensor • Shut off all power going to the header before atte mpting any wiring procedures. • Maintain a c[...]

  • Page 4

    75.5255.02 XXXXXXXX 7940-8770 LCN Page 3 of 11 ELECTRICAL INSTALLATION AND CAB LING ME CH ANI CAL INSTALLATION 1. The extrusion has pre-drilled mounting holes at each end as shown below in pictures 5 & 6. 2. Hold the Presence Sensor up to the pre-determined location, and attach using the 2 self-drilling screws that are included with the package[...]

  • Page 5

    75.5255.02 XXXXXXXX 7940-8770 LCN Page 4 of 11 ME CH ANI CAL ADJ UST MENT S POWER-UP PROCEDURES Once all installation, wiring and cabling procedures hav e been completed, mecha nical adjustments can be made. Please note that further adjustments may be required afte r powering and walk testing the detection field. Aside from placement on the header,[...]

  • Page 6

    75.5255.02 XXXXXXXX 7940-8770 LCN Page 5 of 11 LCN’S UNIVERSAL REMOTE CONTROL DOUBLE EGREES: REDUCING CROSS TALK Perform the following set up using LCN’s remote control to r educe cross talk between duel egress a pplications. Refer to the figure on page 2 to ensure the two Presence Sensors are in stalled with at least 40” of separation when m[...]

  • Page 7

    75.5255.02 XXXXXXXX 7940-8770 LCN Page 6 of 11 PROGRAMMING GUIDE – GENERAL FUNCTIONS REMOTE P/N 7940-461 NOTE : AUTOMATI C SETUP : When performing an automatic setup (setup key pre ssed twice in a row), the sensor will begin to flash green during the door closed position, and w ill continue to do so until the do or is activated to the open positi[...]

  • Page 8

    75.5255.02 XXXXXXXX 7940-8770 LCN Page 7 of 11 PROGRAMMING GUIDE – PA TTERN ADJ UST MENT S NOTE : THRESHOLD : The Threshold is always O FF when the door is closed. NOTE : PATTERN WIDTH OR DEPTH : When pattern width or depth is changed, a setup of the new pattern size will automatically be triggered once a value key has been pressed. Pattern Width[...]

  • Page 9

    75.5255.02 XXXXXXXX 7940-8770 LCN Page 8 of 11 MA NUAL (NON-REMOTE) SET-UP Without the LCN Remote Control, the Presence Sens or may be set up using the manual push buttons (see diagram below) located under the right end cap. Only the s ensitivity, relay mode, auto-learn time, pattern width, and pattern depth may be adjusted with the manual push but[...]

  • Page 10

    75.5255.02 XXXXXXXX 7940-8770 LCN Page 9 of 11 PRESENCE SENSOR WIDTH PA TTERN S PRESENCE SENSOR DEPTH PA TTERN S Row 1 (spots 1 through 6), remain on, even during the closed door position 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 [...]

  • Page 11

    75.5255.02 XXXXXXXX 7940-8770 LCN Page 10 of 11 TROUBLE- SHOOTING PRESENCE SENSOR DEPTH PA TTERN S - Cont. Row 1 (spots 1 through 6), are on during open doo r position and off during closed door position. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 1 2 3 4 5 6 7 8 9 1[...]

  • Page 12

    75.5255.02 XXXXXXXX 7940-8770 LCN Page 11 of 11 TROUBLE- SHOOTING – Cont. ACCESSORIES PROBLEM PROB A BLE C A U SE CORRECTIVE ACTION 1. Allow the door to open in the automatic mode. Unlock the Presence Sensor and launch a setup by pressing the Setup key, followed by the number 2. If the sensor does not begin flashing green, and instead goes back t[...]