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Dräger Polytron 8700 User Manual

Dräger Polytron 8700
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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.
!
Dräger Polytron 8700/8720
Instructions for Use
i

Table of Contents

Questions and Answers:

Dräger Polytron 8700 Specifications

General IconGeneral
Device TypeGas detector
Measurement PrincipleElectrochemical, catalytic, infrared
Gas TypesCombustible gases, toxic gases, oxygen
Output4 to 20 mA
Power Supply24 V DC
Operating Temperature-40 to +65 °C
Humidity0-95% RH non-condensing
Protection ClassIP66/67
ApprovalsATEX, IECEx, UL, CSA
DisplayLCD
Housing MaterialPolycarbonate, stainless steel

Summary

For your safety

General safety statements

User must follow instructions, understand them, and use the product only as intended.

Use in areas subject to explosion hazards

Use in hazardous areas requires adherence to specific regulations and approvals.

Definitions of alert icons

Explains icons like WARNING, CAUTION, and NOTICE for user awareness.

Safe coupling with electrical devices

Electrical connections to non-listed devices require expert consultation.

Description

Product overview

Overview of explosion-proof devices and those with an e-Box, detailing components.

Functional description

Describes the device's operation, power supply, display, LEDs, and analog/HART signals.

Intended use

Specifies the device is for continuous monitoring of hydrocarbons/CO2 in potentially explosive atmospheres.

Intended area and conditions of use

Details hazardous area classifications (zones/divisions) and temperature requirements.

Approvals

Lists relevant certifications and markings for hazardous locations.

Device marking

Explains how to interpret the device's serial number and manufacturing date.

Installation

General information for the installation

Crucial factors for selecting a mounting location, including rules and environmental influences.

Restrictions on the installation

Details voltage, temperature, and positioning restrictions for proper installation.

Impedance range of the signal loop

Specifies impedance ranges for HART communication and multidrop operation.

Mechanical installation

Guidelines for mounting the device, including surface requirements and spacing.

Power and signal cables

Step-by-step guide for connecting power and signal cables to the 5-way plug.

Version with relays

Instructions for wiring alarm devices to the 9-way plug for relay modules.

Remote sensor

Information on installing sensors remotely from the device electronics.

Electrical installation with e-Box

Guidance on installing the e-Box according to its specific instructions.

Connecting the device to a Dräger control unit

Details on connecting the device to control units like Regard or QuadGard.

Connecting the device to a PC

Using an IR connection kit for PC communication with the device.

PolySoft 8000 PC software (optional)

Overview of the software for displaying info, editing settings, and reading memory.

Installing software dongles

Instructions on installing various software dongles for enhanced functionality.

Operation

Operating fundamentals

Explains basic operation, including menu navigation using the magnetic wand and symbols.

Display and LEDs

Details on the LCD display, status LEDs, and symbols indicating measurement status.

Activating the Info mode

How to access device information like SW version, part number, and sensor details.

Special symbols

Explains symbols indicating device state like warnings, errors, maintenance, and range exceedance.

LED symbols

Describes the meaning of the red, yellow, and green LEDs and their associated states.

Switching to the Quick Menu mode

Accessing status and device settings without a password.

Switching to Menu mode (password protected)

How to enter password-protected menus for configuration and calibration.

Measurement mode

The normal operating state where gas concentration is displayed and the green LED is active.

Analog signals

Explains the 4-20 mA output signal, its proportionality to gas concentration, and NAMUR NE43 compliance.

Calibration

Calibrating the device

General guidelines for calibrating the device, including warm-up and accessory use.

Zero point calibration

Step-by-step process for performing zero calibration using ambient air or calibration gas.

Span calibration

Procedure for performing span calibration with specific calibration gases and concentrations.

Performing Auto Calibration

Details on enabling and performing automatic calibration sequences.

Menu overview

Information menu

Device settings

Displaying warning messages, fault messages, device codes, and installed modules.

Sensor information

Retrieving calibration data, including last and next calibration dates.

Datalogger information (only with data dongle)

Querying datalogger status and displaying graphs of measured values.

Settings menu

Switching SIL lock on or off

Protecting configuration against unauthorized changes using a password.

Alarm Settings

Configuring alarm thresholds, relay behavior, and LED indications.

Changing passwords

Setting passwords for calibration and general settings.

Setting the date and time

Adjusting the device's internal date and time settings.

Changing the display language

Selecting the preferred language for the device display.

Configuring the function key

Assigning a specific function to the device's function key.

Resetting the device to factory settings

Reverting all device parameters to their default factory configurations.

Deactivating the software dongle

Instructions for deactivating software dongles before removal or in case of faults.

Display settings

Adjusting display contrast and choosing between standard or non-display modes.

Communication settings

Configuring communication interface parameters like HART and Profibus.

Settings for the analog interface

Setting fault current, warning signals, and warning intervals for the analog output.

Test functions for the analog interface

Performing tests on the analog interface by setting specific currents for fault, warning, maintenance, or beam block.

Sensor settings

Configuring sensor parameters like auto-calibration, tests, lock, and gas type.

Switching Auto CAL on or off

Enabling or disabling the auto-calibration function available in the Calibration menu.

Sensor testsettings

Settings related to the sensor self-test functionality.

Switching the sensor test on or off (for EC sensors only)

Enabling or disabling continuous sensor self-checks for reliable operation.

Switching the sensor lock on or off (for EC sensors and PIR 7000/7200 only)

Activating or deactivating the sensor interlock to control sensor type acceptance.

Setting the sensor type (for DD sensors only)

Selecting the specific sensor type (e.g., PIR 7000/7200) for device configuration.

Changing the gas settings

Configuring gas type, measuring range, and units for accurate measurements.

Datalogger settings (only with data dongle)

Configuring datalogger functions like switching on/off and setting sampling intervals.

Switching the datalogger on or off

Enabling or disabling the datalogger's data recording function.

Setting the storage mode

Choosing between overwriting old data or holding storage when capacity is reached.

Clearing the datalogger

Function to erase all stored data from the datalogger.

Troubleshooting

Fault reference

A table listing fault numbers, their causes, and recommended remedies.

Warning reference

A table listing warning numbers, their causes, and recommended remedies.

Maintenance

Maintenance intervals

Specifies intervals for checks during commissioning, every 6 months, and as required.

Changing the sensor

Step-by-step instructions for replacing the sensor, including pre-checks.

Changing the main electronics

Procedure for replacing the main electronic components of the device.

Disposal

Guidelines for the proper disposal of electrical and electronic equipment according to EU regulations.

Substances in the gas library (PIR 7000)

Polytron 8700 Type 334

Lists substances, CAS numbers, and gas codes for the Type 334 gas library.

Polytron 8700 Type 340

Lists substances, CAS numbers, and gas codes for the Type 340 gas library.

Technical data

Signal transmission to the central controller

Details on analog output, current values for different states, and supply voltage.

Housing

Information on protection class and dimensions of the device housing.

Dimensions (LxWxD)

Specifies the physical size of the device variants.

Weight

Weights of the device variants with and without e-Box, in aluminum and stainless steel.

Display

Specifications for the device's back-lit LCD display resolution.

Environmental conditions

Specifies operating conditions like pressure, humidity, and temperature ranges.

Torques

Torque specifications for housing cover, sensors, blanking plugs, cable entry, and e-Box.

Tightening torque and cable size for field wiring terminals

Torque and cable size requirements for field wiring terminals.

Factory settings

Lists unalterable and alterable factory default settings for various parameters.

Order list

Dräger Polytron 8700 Type 334

Catalog numbers for various configurations of the Polytron 8700 Type 334.

Dräger Polytron 8700 Type 340

Catalog numbers for various configurations of the Polytron 8700 Type 340.

Dräger Polytron 8720

Catalog numbers for various configurations of the Polytron 8720.

Sensors for remote versions

Order numbers for PIR sensors used with remote versions of the device.

Replacement sensors (except for remote versions)

Order numbers for replacement sensors for non-remote device versions.

Accessories for Polytron 8700/8720

Order numbers for various accessories like junction boxes and mounting kits.

Accessories for PIR 7000/7200

Order numbers for accessories specific to PIR 7000/7200 sensors.

Replacement parts

Order numbers for common replacement parts like cable bushings and hardware sets.

Declaration of Conformity

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