SWR ENGINEERING Dusty Скачать руководство пользователя страница 8

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Signals and switching states

Situation

LED

Input

Output

PIN 5 grey

PIN 6 pink

voltage
PIN 5 / PIN 7
grey / blue

voltage
PIN 5 / PIN 8
grey / red

out / failure

out

0 VDC

supply
voltage

green

0 VDC

12-24 VDC

0 VDC

12-24 VDC

5x normal
dust level

yellow /
orange

0 VDC

12-24 VDC

0 VDC

20x normal
dust level

red

0 VDC

12-24 VDC

Содержание Dusty

Страница 1: ...1 ...

Страница 2: ...TION 4 2 1 Selecting the installation location 4 2 2 Installing the sensor 6 3 WIRING 7 4 TECHNICAL SPECIFICATIONS 9 5 DIMENSIONS 10 6 OPERATION 11 7 AUTO SETUP 12 8 MAINTENANCE 13 9 TROUBLESHOOTING 13 9 1 No switching of the output signals 13 9 2 No sensor response after the auto SETUP 13 ...

Страница 3: ...t unit consisting of a sensor and control electronics built into an IP65 enclosure which has been specifically designed for easy installation and operation The Dusty is designed for applications at up to 2 bar and 140 C 1 3 How does it work The Dusty works with its proven and reliable triboelectric technology whereby the interaction of dust particles with the sensor rod causes a small electric cha...

Страница 4: ...t even distribution and the flow is as laminar as possible The optimal position would be in a horizontal or vertical section of the duct There have to be no bends valves dampers or other obstructions in a distance equal to a quintuple of the duct diameter in every direction of flow to the sensor rod Fig 1 Recommended distances to bends DN Duct Diameter ...

Страница 5: ...or rod in a 90 angle 2 In round cross section ducts the unit can be installed in any position above the horizontal axis between 9 and 3 o clock See figure 2a 3 For square cross section ducts the unit must be positioned in the middle of the top or in the middle of one of the sides See figure 2b 4 Although the sensor is not affected by vibration very high vibration levels should be avoided 5 The uni...

Страница 6: ...wall Then the R1 2 female thread is screwed in until there is a tight connection to the process Caution Do not overtight the Dusty with the process because it could cause damage to the sensor and electronics Do not open the hexagon socket screw to turn the head of the Dusty because the cables could be torn off the board ...

Страница 7: ...y service and diagnostics purposes Connect a 12 24 VDC power supply to the grey and pink wire The blue and grey wires are for the switching contacts Connection with M12 plug requires the following assignment PIN 1 V 0 V PIN 2 V 12 24 V PIN 3 switching contact 1 PIN 4 switching contact 2 CONN1 pin number wire colour signal name 1 white 2 brown 3 green 4 yellow Reserved for service diagnostics 5 gre...

Страница 8: ...6 pink voltage PIN 5 PIN 7 grey blue voltage PIN 5 PIN 8 grey red out failure out 0 VDC 0 VDC 0 VDC 0 VDC supply voltage green 0 VDC 12 24 VDC 0 VDC 12 24 VDC 5x normal dust level yellow orange 0 VDC 12 24 VDC 12 24 VDC 0 VDC 20x normal dust level red 0 VDC 12 24 VDC 12 24 VDC 12 24 VDC ...

Страница 9: ...ed of 170 mA 3 colour LED in the front cover Alarm settings Alert 5x normal dust level Alarm 20 x normal dust level Sensor rod Stainless steel length 220 mm Enclosure Aluminium Protection category IP 65 dustEx 22 optional Power supply 12 24 VDC Power consumption 3W Electrical connections 2 m cable M12 connector optional Cable power signal 8 wires shielded Process connection R 1 2 male thread Weigh...

Страница 10: ...10 5 Dimensions Fg 3 Dimensions and structure of the Dusty ...

Страница 11: ...t level contact 2 is ON connected 5x normal dust level contact 1 is ON and contact 2 is OFF 20x normal dust level contact 1 2 are OFF The alarm threshold values Alert 5x normal dust level limit 1 value Alarm 20x normal dust level limit 2 value Switching contact and LED Switching contact ON OFF Signal LED Operation contact 1 2 OFF power OFF or failure OFF power OFF contact 2 ON allein signal limit ...

Страница 12: ...he cover of the unit and initiate auto SETUP by pressing the small white button The green LED indicator in the front cover starts lightening when auto SETUP procedure is executed successfully Auto SETUP procedure takes 5 minutes to be completed green LED in the front cover stops blinking and the Dusty is ready to use Fig 4 Sensor board Automatic Setup 1 Ensure that the process is in normal conditi...

Страница 13: ... connection of the contacts 2 Check if there is power on the LED LED lightens 3 Execute the auto SETUP If the sensor is not giving any output signals after the checks 1 2 and 3 please contact Our branch offices OR our distributors OR SWR engineering Messtechnik GmbH 9 2 No sensor response after the auto SETUP 1 Check if the normal process is going on and if there were normal operation conditions d...

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