Nittan Sensortec ST-PY-AS Instruction Manual Download Page 8

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Technical Manual: ST-PY-AS - 000026 (Changes are subject to DCRN)

Section 10 – CONNECTIONS

Section 11 – DIMENSIONS

Ref No:

NISM/STPYAS/02

Date:

16.04.09

Issue:

• sensortec • ST-PY-AS

• analogue addressable photoelectric sensor

instruction manual

sensortec

If +ve supply derived from loop, RIL must be LED type

UB-4 / STB-4SE Bases

RIL must be 6v, 2mA max

Auxiliary terminal RIL current limited to 2mA. If the +ve supply for the auxiliary equipment is taken from the

loop, care must be taken to not cause corruption of the data protocol by excessive current draw.

15mm

33mm

Ø104m

27 mm

43 mm

20 mm

41 mm

4.5 mm

9 mm

2.8 x

RUB

REW

15 mm

104.5 mm

www.acornfiresecurity.com

Summary of Contents for Sensortec ST-PY-AS

Page 1: ...sortec sensortec ST PY AS analogue addressable photoelectric sensor instruction manual Quality System Certificate No 041 Assessed to BS EN ISO 9001 2000 www acornfiresecurity com www acornfiresecurity com ...

Page 2: ...the sensor goes into alarm condition suitable for the operation of an auxiliary function such as a remote indicator Terminal 3 RIL is limited to 2mA Section 3 BASE MODELS A variety of bases are available for use with the ST PY AS sensor It is important to use the correct base for each application The available base models are i UB 4 base for standard use with ST PY AS series sensor ii STB 4SE base...

Page 3: ...ioned If the dust cover is not fitted and the environment is slightly dusty such as when building work is being completed for example problems of false alarms are likely to occur after commissioning unless cleaning of the sensor is undertaken At commissioning the dust cover should be removed and discarded NOTE THE PLASTIC DUST COVER MUST BE REMOVED FROM THE SENSOR IN ORDER FOR THE SENSOR TO FUNCTI...

Page 4: ...later in this manual It may be advisable to ensure that such cleaning is conducted regularly in future iv Ensure that no equipment which may generate excessive heat has been installed in the vicinity of the sensor since the last routine inspection If such equipment has been installed then you should notify the Fire Safety Officer or other competent authority that its presence may cause false alarm...

Page 5: ...disperse iv Before proceeding to the next sensor ensure that the sensor just tested does not re operate due to the presence of residual smoke Functional Tests The functional test checks the sensors operation These detectors may be returned to our factory for Functional Testing Cleaning Note The sensor head should NOT be disassembled i Carefully remove the sensor from its base ii Use a soft lint fr...

Page 6: ...tion 8 EMC Installation The installation shall be in accordance with the regulations either of the approval body for an approved system or otherwise to the national code of practice regulations for the installation of the fire alarm system e g BS 5839 part 1 Electromagnetic Compatibility EMC On a site where there is an unusually high level of potential electrical interference e g where heavy curre...

Page 7: ...OWN Button 7 A Single press increments or decrements by 1 holding the button down speeds up the increment or decrement change 8 Select the desired address and press Set 9 LCD displays WAIT then new address Type and OK and beeps 10 Remove detector and repeat from step 3 11 If no keys are pressed for 1 minute the programmer will power down into a power saving mode LCD goes blank It will be necessary...

Page 8: ...ortec 8 If ve supply derived from loop RIL must be LED type UB 4 STB 4SE Bases RIL must be 6v 2mA max Auxiliary terminal RIL current limited to 2mA If the ve supply for the auxiliary equipment is taken from the loop care must be taken to not cause corruption of the data protocol by excessive current draw 15mm 33mm Ø104m 27 mm 43 mm 20 mm 41 mm 4 5 mm 9 mm 2 8 x 6 mm GRUB SCREW 15 mm 104 5 mm www a...

Page 9: ...on about where you can drop off your waste equipment for recycling please contact your local city office or your household waste disposal service Section 13 ROHS COMPLIANCE STATEMENT RoHS compliant and lead free This product complies with the RoHS Restriction of Hazardous Substances directive This product complies with the RoHS Restriction of Hazardous Substances directive which restricts the use ...

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