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Summary of Contents for Drager Polytron 8700
- Page 1 Dräger Polytron 8700/8720 Instructions for Use WARNING Strictly follow the Instructions for Use. The user must fully understand and strictly observe the instructions. Use the product only for the purposes specified in the Intended use section of this document.
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Page 3: Table Of Contents
12.1 Polytron 8700 Type 334 ....30 Description ....... .5 12.2... -
Page 4: For Your Safety
Annex II, Clauses 1.5.5, 1.5.6 and Indicates additional information on how to use the 1.5.7 of Directive 94/9/EG is not covered at present. product. Only operate the product within the framework of a risk- based alarm signalling concept. Dräger Polytron 8700/8720... -
Page 5: Description
3 Enclosure with main electronics (and optional relay) 4 Lower part of housing 4 Lower part of housing 5 Dräger PIR 7000/7200 5 Dräger PIR 7000/7200 6 Assembled device 6 Feed through cable 7 Mounting spacer 7 e-Box 8 Assembled device Dräger Polytron 8700/8720... -
Page 6: Functional Description
This only applies if the device is intrinsically safe. See printed version for approval markings. 2.3.1 Dräger Polytron 8700 with PIR 7000 infrared gas sensor Types 334 and 340 Device marking For monitoring flammable gases and vapors containing hydrocarbons... -
Page 7: Installation
(e.g. HART operation), certain minimum impedances must be adhered to (see chapter 3.3 on page 8). The conductors for the power supply must have an adequately low resistance to insure the correct supply voltage at the device. Dräger Polytron 8700/8720... -
Page 8: Impedance Range Of The Signal Loop
There must be a free space of 5 cm next to the PIR 7000/7200 to permit fitting/removal of the splash guard and the later fitting of accessories. To ensure an adequate distance between the PIR 7000/7200 and the wall, use the mounting spacer (Order Number 68 12 617). Dräger Polytron 8700/8720... - Page 9 (see chapter 4.6 on page 13). 4. Fit the plug back in the socket and tighten the screws. 5. Fit the enclosed protective cover over the plug and secure it with cable ties if necessary. Dräger Polytron 8700/8720...
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Page 10: Electrical Installation With E-Box
4. Insert the dongle in the slot with the Dräger lettering facing upwards. 5. Insert the main electronics back in the housing. 6. Screw the cover on again and tighten the retaining screw. The dongle is installed. 7. Switch on the power. Dräger Polytron 8700/8720... -
Page 11: Operation
» «. List closed above / complete There are no further functions, menus or sub-menus listed above. List can be scrolled upwards There are further functions, menus or sub-menus listed above. Dräger Polytron 8700/8720... -
Page 12: Activating The Info Mode
If an alarm can be acknowledged and is acknowledged, interface. Only displayed when the 4-20 mA interface is the LED stops flashing and lights continuously instead until enabled. the alarm condition is no longer present. The corresponding relay is deactivated. Dräger Polytron 8700/8720... -
Page 13: Switching To The Quick Menu Mode
The current gas concentration, the selected gas and the units of measure appear on the display. LED lights green. NOTICE The correct date and time settings are important for many functions (see chapter 8.2.3 on page 20). 1 Only displayed when relay is configured. Dräger Polytron 8700/8720... -
Page 14: Calibration
2. Connect zero gas (synthetic air or nitrogen) to the sensor. 3. Select Next and confirm. The current value is displayed. After the displayed value is stable: 4. Select Calibrate and confirm. The message Please wait… is displayed. The actual value is displayed. Dräger Polytron 8700/8720... -
Page 15: Performing Auto Calibration
6. When the measurement is stable, shut off the calibration gas and wait until the measurement is below any possible alarm thresholds again. The calibration is performed again with Redo. Complete the calibration with Accept value. The device returns to the measurement mode. Dräger Polytron 8700/8720... -
Page 16: Menu Overview
22 Fast response Beamblock on/off page 22 Beambl. current page 22 Analog offset page 23 Set current page 23 Set concentr. page 23 Set fault page 23 Set warning page 23 Set mainten. page 23 Set beamblock Dräger Polytron 8700/8720... -
Page 17: Information Menu
Select Information > Instrument > Modules and confirm. A list of all possible modules is displayed. The installed modules are identified by a , those not installed by a Mark a module and request detailed information with Dräger Polytron 8700/8720... -
Page 18: Settings Menu
This configuration results in an alarm being triggered in the event of a loss of power to the transmitter (fail-safe). The fault relay is factory-configured to "Normally energized" and cannot be changed. Dräger Polytron 8700/8720... - Page 19 Settings menu Overview of standard alarm settings (for Polytron 8700 1. Select Settings > Instrument > Alarm > Set Alarm A2 with PIR 7000, configured for methane, full scale reading and confirm. of 100 %LEL) 2. Select On or Off and confirm.
- Page 20 Bump test The bump test allows gas to be applied without an alarm being issued. The maintenance signal is output on the 4-20 mA output. Sensor vitality Shows the remaining sensor vitality (only available for certain sensors). Dräger Polytron 8700/8720...
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Page 21: Communication Settings
This requires that a unique tag has previously been configured. 4. Select Next and confirm. 5. Select line T2 for the entry and confirm. 6. Set the time and confirm each setting. The setting for Time T2 is displayed. 7. Select Confirm and confirm. Dräger Polytron 8700/8720... - Page 22 Analog offset and confirm. 2. Select the current line for the entry (max. range: -0.2 to 1.5 mA) and confirm. 3. Set the currrent and confirm. The setting for the 4-20 mA offset is displayed. 4. Select Confirm and confirm. Dräger Polytron 8700/8720...
- Page 23 This function is used to set the analog interface to the warning signal. 1. Select Settings > Communication > Analog interface > Set warning and confirm. 2. Select On or Off and confirm. The current for the warning signal will be transmitted on the analog interface. Dräger Polytron 8700/8720...
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Page 24: Sensor Settings
2. Select sensor type PIR 7000 (for all PIR 7000/7200 Lower Explosive Limit [%LEL] The maximum selectable limits variants) or PIR 3000 and confirm. are approx +-25 % of the NIOSH category applicable to the particular gas. Dräger Polytron 8700/8720... -
Page 25: Datalogger Settings (Only With Data Dongle)
(see also the Technical Handbook for the PIR 7000/7200). 1. Select Settings > Sensor > Fast response and confirm. 2. Select On or Off and confirm. Dräger Polytron 8700/8720... - Page 26 When the capacity of the datalogger is used up, no more data can be stored. An appropriate warning is issued. 8.5.3 Clearing the datalogger 1. Select Settings > Datalogger > Clear Datalogr. and confirm. 2. To clear the datalogger, select Confirm and confirm. Dräger Polytron 8700/8720...
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Page 27: Troubleshooting
Reset the sensor to factory settings (see chapter 8.4.7 on #095 page 25). If this fault occurs again: Have the device checked by DrägerService. #096 Differing SIL password on PIR 7000/7200. Enter the password again. ® DrägerService is a registered trademark of Dräger. Dräger Polytron 8700/8720... -
Page 28: Warning Reference
Perform zero-point calibration (see chapter 5.1.1 on page 14). #172 PIR 7000/7200 optics dirty. Clean PIR 7000/7200 optics. #182 Autocalibration not possible with PIR 7200. Perform new zero-point and span calibration (see chapter 5.1.2 on page 15). Dräger Polytron 8700/8720... -
Page 29: Maintenance
Safety Sales Organization for disposal. Please do not 6. Pass the sensor cable through the threaded connection in hesitate to contact the above if you have any further the housing. questions on this issue. 7. Screw in the PIR 7000/7200. Dräger Polytron 8700/8720... -
Page 30: Substances In The Gas Library (Pir 7000)
The gas code is an internal Dräger designation. Code 001, for example, is assigned to the gas methane. Any change to the gas to be measured will result in a change to the basic settings for the Polytron 8000. Dräger recommends checking all settings and configurations. 12.1 Polytron 8700 Type 334 Substance CAS No. -
Page 31: Polytron 8700 Type 340
Substances in the gas library (PIR 7000) 12.2 Polytron 8700 Type 340 Substance CAS No. Gas Code Substance CAS No. Gas Code Acetaldehyde 75-7-0 Isopropanol 67-63-0 Acetone 67-64-1 Propylene 115-07-1 Allyl chloride 107-05-1 Propylene oxide 75-56-9 n-Butane 106-97-8 Toluene 108-88-3... -
Page 32: Technical Data
700 to 1300 hPa (20.7 to 38.4 in. Hg) Humidity 0 to 100 % R. H., non-condensing Temperature -40 to +77 °C (-40 to +170 °F) without relay -40 to +70 °C (-40 to +158 °F) with relay Environmental influences See respective sensor data sheets. Dräger Polytron 8700/8720... -
Page 33: Torques
Technical data 13.1 Torques 13.3.2 Alterable settings for the Polytron 8700 (The torques are valid for the aluminum and stainless steel Standard setting 316 variants) Menu Polytron Polytron Polytron 8700 Type 8700 Type 8720 Part Torque Lb. In. Torque Nm Housing cover min. -
Page 34: Order List
45 44 601 Dräger Polytron 8720 d A 4-20/HART 45 44 709 Dräger Polytron 8700 334 d A 4-20/HART Relay 45 44 602 Dräger Polytron 8720 d A 4-20/HART Relay 45 44 710 Dräger Polytron 8700 334 d S 4-20/HART 45 44 610 Dräger Polytron 8720 d S 4-20/HART... -
Page 35: Replacement Sensors (Except For Remote Versions)
® Connection thread 3/4" NPT / HART interface Hardware set, housing 45 44 167 Hardware set, e-Box 68 12 838 14.6 Accessories for Polytron 8700/8720 Cable gland, e-Box 68 12 868 Order Name and description Number D-Junction Box, aluminum 45 44 099... -
Page 36: Declaration Of Conformity
Declaration of Conformity Declaration of Conformity Dräger Polytron 8700/8720... - Page 37 Declaration of Conformity www.norrscope.com Dräger Polytron 8700/8720...
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