Dräger Polytron 3000 - ancb.it

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Installing the transmitter Installing the transmitters in non-explosion-hazard areas Caution: The explosion-protection markings has to be removed from the transmitter. Once the transmitter has been used after installation in this manner, it may never be installed in explosion-hazard areas. Ex-hazard area, zone 2 or non explosion-hazard area Non-explosion-hazard area + 4 ... 20 mA + 0 V – +24 V 4 to 20 mA Control unit 00533020_1_en.eps Installing the measuring unit Dräger Polytron 3000 ● Remove the rain cover from the previously installed docking station. ● Examine seal for signs of dirt and clean if necessary. 1 Check position of eccentric catches and correct if necessary. The eccentric opening must point upwards, engaged position. Attention: Use only a 5 mm Allen key without a ball head. 2 ● Check the polarity (marking in the docking station) and cable routing and check that the connector is securely seated; rectify as necessary (see the installation notes for the Polytron docking station). ● Unpack the measuring unit Dräger Polytron 3000. 3 1 2 Insert the measuring unit about halfway up the docking station and slide it in as far as it will go. 3 Lower the unit along the front edge of the docking station. About 5 mm before its hits the stop, the resistance will increase as the connector engages with the socket on the printed circuit board. Note! Check that the terminals in the docking station are correctly aligned if the connector does not engage correctly! 00623758_1.eps Note: Ensure that the front bottom of the measuring unit is flush with the bottom of the Docking Station. Apply pressure to the measuring unit until it "clicks" into place. If the fronts are not flush, the measuring unit is not completely sealed and could get water inside the transmitter! 1 Turn the eccentric catches clockwise with an Allen key to lock the measuring unit ( ⇒ = approx. 180 o ). 10
Installing the transmitter Fitting the sensor 1 Remove bayonet ring from transmitter, remove dummy plate. 2 Open the front cover of the service port with an Allen key by turning anticlockwise (approx. 60 o ). Attention: Use only a 5 mm Allen key without a ball head. Polytron 3 Only use the DrägerSensor specified on the sticker on the Polytron 3000 measuring unit. ● Remove sensor from packaging. ● Remove short-circuit jumper from sensor if installed. ● There is a coded connector on the back of the sensor. Place the sensor in the opening with the connector at the back and the Dräger logo at the front. Before plugging the connector in the socket, ensure that they are identically coded. Incorrect connection can damage the sensor! ● Secure sensor in transmitter with bayonet ring. Attention: For use in Zone 22, tighten the locking screw (2 mm Allen screw) of the sensor bayonet ring tight enough to ensure that the bayonet ring is secured against unintended loosening. 1 2 00723758_1.eps If the manufacturer's calibration setting for the sensor is to be used: ● Open the front cover of the service port with an Allen key by turning anticlockwise (approx. 60 o ). The maintenance switches and potentiometers for calibration are now revealed. 4 Jumper J1 must be set over the two left-hand pins or removed completely. If the transmitter is specifically to be calibrated with calibration gas: ● Open the front cover of the service port with an Allen key by turning anticlockwise (approx. 60 o ). The maintenance switches and potentiometers for calibration are now revealed. 5 Jumper J1 must be set over the two right-hand pins. 3 Polytron 4 5 00823758_1.eps 11
Page 1 and 2: D Dräger Polytron 3000 (approved a
Page 3 and 4: For Your Safety For Your Safety Str
Page 5 and 6: Design Design Polytron 3000 is desi
Page 7 and 8: Installing the transmitter Installi
Page 9: Installing the transmitter Installi
Page 13 and 14: Maintenance Maintenance Maintenance
Page 15 and 16: Maintenance Output for calibration
Page 17 and 18: Maintenance ● Switch off calibrat
Page 19 and 20: Fault - Cause - Remedy Fault - Caus
Page 21 and 22: Technical Data UL (Underwriters Lab
Page 23 and 24: Order List Polytron 3000 measuring
Page 25 and 26: Order List Part name and descriptio
Page 27 and 28: ATEX approval 27
Page 29 and 30: ATEX approval 29
Page 31 and 32: IECEx approval IECEx approval 31
Page 33 and 34: IECEx approval 33
Page 35 and 36: UL approval UL approval 35
Page 37 and 38: UL approval 37
Page 39 and 40: CSA - Approval 39
Page 41 and 42: CSA - Approval 41
Page 43 and 44: Declaration of Conformity Declarati
Page 45 and 46: Declaration of Conformity 45
Page 47 and 48: Index Index 4 to 20 mA current loop
Page 49 and 50: Index Safety . . . . . . . . . . .
Page 51 and 52: Drilling templates Drilling templat

Dräger Polytron 3000 - ancb.it

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