HSE AFA 500 Operating And Instruction Manual Download Page 2

Page: 2 / 17

Table of contents

Section

Description

Page

Operator display panel

Connection details

General description – overview

5 to 6

Alarm Configuration / Calibration

Start-up

Events – actions

Quick Start Installation / Calibration

9 to 10

Dimensions

Aiflow Alarm Installation

12 to 14

Wiring diagram

Spare parts

Limitation of Warranty and Liability

Contact us

Summary of Contents for AFA 500

Page 1: ...0 FUME HOOD ALARM Operating and Instruction Manual 1 5 MK3 FH USPSU 280304 Model AFA 500 Built in or Remote sensor 2 Relay inputs 1 Relay output Com port Used for alarm indication and monitoring on Fume Hoods ...

Page 2: ...ral description overview 5 to 6 4 Alarm Configuration Calibration 7 5 Start up 7 6 Events actions 8 7 Quick Start Installation Calibration 9 to 10 8 Dimensions 11 9 Aiflow Alarm Installation 12 to 14 10 Wiring diagram 15 11 Spare parts 16 12 Limitation of Warranty and Liability 17 13 Contact us 17 2 ...

Page 3: ...1 0 Operator Display Panel Built in AIRFLOW SENSOR LED indicators Function buttons Calibration ENTER also used as Mute button for audible alarm 3 ...

Page 4: ...dapter for 120V socket Power requirement 110mA 120VAC Sash High Micro switch Optional Flying lead with plug connection for PCB 15 V DC 3 0 General Description Notes 1 The Sash High alarm can operate with the Micro switch OR the Proximity Switch Both connection points are available as standard 2 Inputs 1 2 are volt free inputs Max line resistance 4 7K ohms Short circuit current 5mA DC 3 Relay outpu...

Page 5: ...above the max safe working opening Audible Alarm the Audible alarm will sound can be muted in the Air Low and the Sash High alarm condition Night Setback when the Night Setback input is activated the Audible alarm will be muted and the Green LED will flash on off ENTER the alarm has an Enter button this is multi functional as follows Press Enter momentarily when Low Air alarm is sounding will mute...

Page 6: ...ash High Input a Connection point for Sash High micro switch Switch contact to close and remain closed in Sash High condition b Connection point for Sash High proximity switch Switch contact to close and remain closed in Sash High condition Note Use input a OR input b for the Sash High alarm Com Port to enable connection to Laptop or PC for full diagnostics logging or setting up and for communicat...

Page 7: ...n procedures 5 0 Start up When unit is powered up the following sequence of events occur 1 The 12V DC power is applied to the airflow sensor and the alarm then performs a self test on the functions LEDs and audible alarm 2 secs and then initiates a delay timer of 30 secs to allow the airflow sensor to stabilise 2 During the whole of the 30 sec period all alarms and relay outputs are inhibited and ...

Page 8: ...rm sounds Beep on off every 1 sec Audible can be muted via Enter pushbutton this silences the alarm and initiates a repeat timer factory set to 5 mins After the delay time the alarm re sounds and can be re muted During this time the Red LED flashes on off Reset when Sash lowered to safe position and input de activated Night set back When input configured as Night set back is activated Green LED on...

Page 9: ...ace velocity to the Low Air alarm value using a calibrated instrument to check the value b Press and hold the Enter button for 5 secs to go into the Calibration mode This is indicated by both Red and Green LEDS flashing on off together with the audible alarm sounding Beep on off 4 times every 1 sec c To initiate the alarm point calibration press and hold the ENTER and the SET button at the same ti...

Page 10: ...dings on the open sash may vary at different points on the measuring grid by up to 20 fpm This is quite acceptable in terms of the fume cupboard performance so long as no individual point is below the designated Low Air alarm point The figure entered for the calibration point can be taken as the average value of all the measuring grid readings or could be taken as the individual lowest point on th...

Page 11: ...9 81mm 5 2 132mm 4 37 111mm 1 14 29mm 1 14 29mm 2 91 74mm 1 89 48mm 0 75 19mm Front View Rear View Side View R1 232 Panel Cutout Dimensions 3 x 2 2 00 50 8mm 2 x Fixing Holes 2 5mm dia for 2 x No 6 Self tapping screws provided 3 00 76 2mm 4 37 111mm 0 38 9 75mm 0 76 19 26mm NOT TO SCALE 11 ...

Page 12: ...9 0 Airflow Alarm Installation Concept or Pioneer Fume Hood Airflow Alarm SafeAire Fume Hood Airflow Alarm 12 ...

Page 13: ...ead c w nut for fixing into inner side wall of the Fume Hood 1 41 2 75 1 54 Loosen coupling Insert hose into coupling Tighten coupling 1 24 It is very important to position the AFA 500 in the correct position to give long term stable reading of the face velocity Please read the INSTALLATION NOTES below and if in doubt contact us for further advice 13 ...

Page 14: ...om the sash glass and 2 higher than the maximum sash opening height through the inner side wall 2 If possible mount the sensor on the front of the fume hood and use a short length of tube Tube lengths of more than 30 or smaller diameter will restrict the airflow through the sensor This will lead to too much sensitivity being required to calibrate the unit which can lead to some instability of the ...

Page 15: ...lug connection for PCB 15 V DC 120V 15V DC Plug in power adapter for 120V socket Power requirement 110mA 120VAC PSU AFA 500 USA REFER TO INSTALLATION INSTRUCTIONS BEFORE CONNECTING O P RELAY R1 15V DC POWER s w MADE IN ENGLAND www tel uk com TEL INPUT 2 INPUT 1 RS 232 Com Port Night set back Relay input Sash High Micro switch Optional 15 ...

Page 16: ...FA500 Mk3 FH USPSU 62198 Inner wall Sensor Tube adaptor Vent kit EVK Gland Flexible tube Flexible tube 12 Adaptorflex 12ins Power supply USA power supply USAPSU Com Port Cable RS232 serial cable RS232 2M Fixing screws Black fixing screws 2 x No 6 Blk screws 16 ...

Page 17: ...OTHER EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR PARTICULAR PURPOSE OR MERCHANTABILITY IS MADE THE EXCLUSIVE REMEDY OF THE USER OR PURCHASER AND THE LIMIT OF LIABILITY OF SELLER FOR ANY AND ALL LOSSES INJURIES OR DAMAGES IN CONNECTION WITH THIS PRODUCT INCLUDING CLAIMS BASED ON CONTRACT NEGLIGENCE STRICT LIABILITY OTHER TORT OR OTHERWISE SHALL BE THE RETURN OF THE PRODUCT TO THE FACTORY OR DESIGNA...

Search results

Summary of Contents for AFA 500

Reviews:

Related manuals for AFA 500

Brands by name

Popular brands

HSE AFA 500, Operating And Instruction Manual

Search results

Summary of Contents for AFA 500

Reviews:

Related manuals for AFA 500

Brands by name

Popular brands