USER MANUAL ULD 910
Contents
1. 6M 4 6 10M 3 10 30M 2 NOTE Add 2 additional turns to compensate for the effects of sub surface re inforcing on sensitivity Hotron Ireland Ltd All rights reserved ULD 910 TECHNICAL SPECIFICATIONS Tuning Inductive Range Sensitivity Sensitivity Boost Frequency Response Time Output Configuration Presence Time Pulse Output Duration Pulse Timing Indications Reset push buttons Protection Automatic 20 1500uH Four steps adjustable High 0 02 AL L Medium High 0 05 AL L Medium Low 0 1 AL L Low 0 1 AL L Selectable on Med High Med Low Low Four steps adjustable Range 20 140kHz App 100ms Turn on Turn off 2 Output relays Relay 1 Presence fail safe Relay 2 Presence Pulse selectable Selectable Permanent or Limited 1hr for 3 AL L 150ms 250 ms factory option Selectable Permanent or limited 2 LEDs Green Power Red Output per channel Flush mount on front panel Loop Isolation Transformer zener diode GDT Power Relays MOV Hotron Ireland Ltd All rights reserved Power ULD 911 230V AC 15 ULD 912 115V AC 15 ULD 913 12 24V AC DC 15 Current consumption 100 mA max Relay Rating 5A 230V DC Temperature range 40 C to 80 C Storage Temperature 40 C to 85 C Humidity Up to 95 RH Dimensions 76mm x 40mm x 75mm HxWxD 75mm 76mm Connector Single rear mount 11 pin submagnal Hotron Ireland Ltd All rights2. reserved
3. ID single Channel Vehicle Detector ULD 910 USER MANUAL Part Number MICO302004 ULD 910 October 2003 Hotron Ireland Ltd All rights reserved Revision 03 INDEX PAGE Detector COMMISSIONING cccecceeeeeeeceeceeeeeaaeseeneeceaeeeceaaesaaeeceaeeesaaeseeaaeseeaeesnaeeesaeesenaeeeeaees 1 FOQUGNCY ce EDE ER EE EE elated 1 di MEE N MO MEE RE N EE 1 Automatic Sensitivity Boost ASB ee ee Ge AA Ge AA ek AA Ge AA ee RA Ak de ee ee ee 2 EA di SE EE ER RE ER di evsiters 2 Pulse PUSET RR AE RE OE ER EE Ee 2 BEER OE EE ER ME RR EO 3 geleide AE ER RE ER RR OR EE EN OR EE EE Reset PUSM BUON RE OR EE N EE EE dies ee 3 DiE E e EA AR RE OE RE OR ARE RE N 4 LOOP INStallatlons OR ER RE OR cet OE ER OR tet EE 5 lo Ede elle ui AE EO EO RE OO AE E Eh 5 Loop GeometV sr RS EE EO lee EE EE EE athe EE cece tt ee ee 5 Slot Depth RE AA EE EE RO ER EE EO 5 Determining Number of Turns of Cable iii ee ek ee GR RA AA Ge AR RA AA ee ee eke ee 5 Technical Specifications ee se Re AR AA Ge a aa AA Ge AA Ge AA AR RA ee Ke AA ee 6 Hotron Ireland Ltd All rights reserved DETECTOR COMMISSIONING Sens Aste Gow eu 1 FREQ 1 SENS 1 ASB PRES PULSE RLY2 E RESET FPooo1 00 FREQUENCY SWITCHES 1 amp 2 MEDIUM HIGH Frequency setting is provided to eliminate crosstalk interface between adjacent detectors Crosstalk is indicated by random outputs chattering relays and possible detector lock up SENSITIVITY SW
4. ITCHES 3 amp 4 MEDIUM LOW 0 5 HIGH 0 05 HIGH 0 02 MEDIUM LOW 0 1 Hotron Ireland Ltd All rights reserved Sensitivity settings have been optimised to reliability produce an output at the required change on inductance or to ignore certain vehicle types if so required Typical inductance changes on a 2m x 1m 3 turns loop VEHICLE AL L BICYCLE 0 02 MOTORCYCLE 0 12 ARTICULATED TRUCK 0 4 SEDAN CAR gt 1 0 AUTOMATIC SENSITIVITY BOOST ASB SWITCH 5 When ASB is selected ON the level of sensitivity is increased to HIGH after detection has occurred This ensures that Detection does not drop away under high bed vehicles PRESENCE PRES SWITCH 6 ON PERMANENT PRESENCE OFF LIMITED PRESENCE 1 hr for 3 AL L PULSE PULSE SWITCH 7 ON PULSE ON UNDETECT EXIT OFF PULSE ON DETECT ENTRY PULSE RLY SWITCH 8 ON RELAY 2 PRESENCE OFF RELAY 2 PULSE 2 Hotron Ireland Ltd All rights reserved INDICATIONS GREEN LED POWER ON RED LED CHANNEL OUTPUT After initial power up ort after a re tune the detector automatically tunes to the inductive loop After 0 2 seconds the RED LED will flash out the frequency of operation 50 kHz 5 flashes If a fault condition exists on the loop open circuit short circuit the RED LED will FLASH at a fast rate If a re tune occurs the RED LED will FLASH but at a slower rate RESET PUSH BUTTON The Detecto
5. r must be RESET whenever switch settings are altered Only a reset will clear the above fault indication conditions providing the loop fault has been cleared Hotron Ireland Ltd All rights reserved PINOUTS NOTE There are no Customer configurable settings internally 2 z DESCRIPTION LIVE DC NEUTRAL 0V N O RELAY 2 COMMON RELAY 2 N O RELAY 1 PRESENCE OO BGO Po COMMON RELAY 1 PRESENCE Co N LOOP TWIST THIS PAIR LOOP 20 TURNS PER METRE EARTH 10 N C RELAY 1 N C RELAY 2 Hotron Ireland Ltd All rights reserved LOOP INSTALLATIONS CABLE SPECIFICATION LOOP FEEDER 1 5mm cross sectional area multi strand cable Insulation material PVC or Silicone Current Rating 15A FEEDER FOR LONG RUNS Foil screened cable recommended Earth at equipment end only Waterproof cable junction box Pratley or similar will be required Loop feeder cables should always be twisted from the point of exiting the loop to the termination of the cables on the equipment Minimum of 20 twists per metre should be used LOOP GEOMETRY 1 metre NOTE Avoid large loops sensitivity will be affected SLOT DEPTH T 30 50mm Dependent on number of turns of Loop cable Sealant NOTE Clean amp dry slots prior to inserting cable DETERMINING NUMBER OF TURNS OF CABLE PERIMETER NO OF TURNS 3
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