Burkert 8691 REV.3 Quick Start Manual
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Burkert 8691 REV.3 Quick Start Manual

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8691 REV.3
Control Head
Quickstart
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  • Page 1 Type 8691 REV.3 Control Head Quickstart English...
  • Page 2 We reserve the right to make technical changes without notice. Technische Änderungen vorbehalten. Sous réserve de modifications techniques. © Bürkert Werke GmbH & Co. KG, 2022 Quickstart 2207/00_EU-ML_00815429 / Original DE...

  • Page 3: Table Of Contents

    Type 8691 REV.3 Table of contents 7.4 Aligning (turning) the device and position of ABOUT THESE INSTRUCTIONS .......... 5 connections ............... 19 1.1 Definition of terms ............5 7.5 Installation on rotary actuators fromthird party 1.2 Symbols ............... 5 manufacturers ............21 INTENDED USE ..............6 PNEUMATIC INSTALLATION ..........22 BASIC SAFETY INSTRUCTIONS .......... 6 8.1...
  • Page 4 Type 8691 REV.3 11 OPERATING AND DISPLAY ELEMENTS ......36 11.1 Operating state ............37 11.2 Functions of the operating and display elements..37 11.3 Status indicator ............40 11.4 Switching the device manually with pilot valve ..42 12 DEINSTALLATION ............... 43 12.1 Safety instructions deinstallation ......43 12.2 Deinstallation ............. 44 13 SPARE PARTS, ACCESSORIES ......... 44 13.1 Communications software.........

  • Page 5: About These Instructions

    Type 8691 REV.3 About these instructions ABOUT THESE INSTRUCTIONS Symbols The Quickstart contains extremely important information on the DANGER device. Warns of an immediate danger. → Keep these instructions ready to hand at the operation site. ▶ Failure to observe the warning will result in a fatal or serious Important safety information. injury. ▶ Carefully read these instructions. WARNING ▶ Observe in particular the safety instructions, intended use and operating conditions. Warns of a potentially dangerous situation.

  • Page 6: Intended Use

    Intended use INTENDED USE BASIC SAFETY INSTRUCTIONS These safety instructions do not consider any contingencies or inci- The control head Type 8691 REV.3 is designed to be dents which occur during installation, operation and maintenance. mounted on pneumatic actuators of process valves for the control of media. The permitted fluid media are listed in the The operator is responsible for observing the location-specific safety regulations, also with reference to the personnel.

  • Page 7: General Information

    Type 8691 REV.3 General information GENERAL INFORMATION Contact address To prevent injury, ensure the following: ▶ Secure device or system to prevent unintentional activation. Germany ▶ Only trained technicians may perform installation and mainte- Bürkert Fluid Control Systems nance work. Christian-Bürkert-Str. 13-17 D-74653 Ingelfingen ▶ Perform installation and maintenance with suitable tools only. Email: info@burkert.com ▶ Do not make any changes to the device and do not subject it International to mechanical stress. ▶ Operate the device only in perfect state and in consideration Contact addresses can be found on the final pages of the of the operating instructions. printed operating instructions. Also in the internet at: www.burkert.com ▶ Observe the general rules of technology. ▶ Install the device according to the regulations applicable in Warranty the respective country.

  • Page 8: Product Description

    Type 8691 REV.3 Product description PRODUCT DESCRIPTION Transparent cap Structure Body casing The modular design of the device supports various configura- Air intake filter tions and variants. Fastening screw View without transparent cap and body casing: Status indicator (RGB LED) Pilot LED (yellow) Basic housing ASi PWR LED (green)* Fig. 2: Structure, integrated pilot air duct ASi FAULT LED (red)* büS service interface 5.1.2 Structure, external pilot air duct (20xx, Manual LED (red) Classic) Inv.ValveDir.. LED (green) The structure with external pilot air duct is optimized for mounting Key 1 on process valves of the 20xx series (Classic).

  • Page 9: Technical Data

    Type 8691 REV.3 Technical data TECHNICAL DATA 6.4.2 UL type label Features of the type code applicable to UL and ATEX Conformity Type Control function, pilot valve, The device conforms to the EU directives as per the EU Declaration supply voltage pilot valve of Conformity (if applicable). 8691 -E3-...-0 Max. operating pressure single act pilot 3,0 24V Pmax 7bar Standards Ambient temperature, version Tamb -10 - +55°C REV.2 Ser.-Nr. 001000 Serial number, CE marking W14UN The applied standards, which are used to demonstrate conformity 00179024 Order number, manufacture code with the EU Directives, are listed in the EU type examination cer- Barcode tificate and/or the EU Declaration of Conformity (if applicable). Fig. 5: UL type label (example) Approvals 6.4.3 UL additional label...
  • Page 10 Type 8691 REV.3 Technical data 6.5.1 Fluidic data 6.5.2 Electrical data NOTE Control medium Neutral gases, air For variants with cULus approval, please note: Quality classes as per ISO 8573-1 ▶ Only use circuits of limited power as per UL NEC Class 2. Dust content Class 7 Max. particle size 40 µm, max. particle density 10 mg/m³ Water content Class 3 Max. pressure dew point -20°C or Electrical data without fieldbus communication min. 10°C below lowest operating temperature Protection class III as per DIN EN 61140 (VDE 0140-1) Oil content Class X Max. 25 mg/m³...
  • Page 11 Type 8691 REV.3 Technical data Electrical data, IO-Link Electrical data, büS Protection class III as per DIN EN 61140 (VDE 0140-1) Protection class III as per DIN EN 61140 (VDE 0140-1) Connection Connection Circular plug-in connector M12 x 1, 5-pin Supply, IO-Link Circular plug-in connector M12 x 1, 4-pin, Port Class A Operating voltage Circular plug-in connector M12 x 1, System supply büS 24 V ±25 % (according to 5-pin, Port Class B specification) Communication büS service interface Current consumption max. 120 mA (only with installed pilot Operating voltage System supply büS valves) System supply 24 V ±25 % (according to (Pin 1+3) specification) Electrical data, AS-Interface...

  • Page 12: Mechanical Data

    Type 8691 REV.3 Technical data 6.6.1 Safety end positions Current consumption System supply Without additional actuator supply and Safety end positions after failure of the electrical or pneumatic auxiliary power: (Pin 1+3) installed pilot valve max. 110 mA @23 V Actuator Designation Safety end positions after With additional actuator supply system failure of the auxiliary power (AUX power) or without pilot valve max. 60 mA @23 V electrical pneumatic only with additional single-acting down down actuator supply max. 50 mA @24 V ±10% control function A (AUX Power) (Pin 2+4) Communication software Bürkert Communicator down single-acting control function B...

  • Page 13: Communication

    Type 8691 REV.3 Mechanical installation Communication MECHANICAL INSTALLATION 6.7.1 IO-Link Safety instructions DANGER Port Class IO-Link V1.1.2 Risk of injury from high pressure and discharge of medium. specification ▶ Before working on the device or system, switch off the pres- sure. Vent or drain lines. Supply via IO-Link (M12 x 1, 5-pin, A-coded) SIO-Mode WARNING IODD-File see internet Risk of injury from improper installation.
  • Page 14 Type 8691 REV.3 Mechanical installation NOTE Puck Damage to the device and the actuator when welding bodies. Switch spindle Observe the following during installation on process valves with Guide element welded connection: Lip seal ▶ Observe the installation instructions for the operating manual of the process valve. Max. 1 Nm ▶ Before installing the device, weld the process valve into the Max. 5 Nm pipe system. Actuator cover O-ring 1. Installing the switch spindle Spindle extension Transparent cap Fig.
  • Page 15 Type 8691 REV.3 Mechanical installation → To secure the switch spindle, apply some screw locking paint 3. Installing the device (e.g. Loctite 290) in the threading of the spindle extension in NOTE the actuator. Damage or functional outage of the PCB. → Check that the O-ring is in the correct position. ▶ Ensure that the puck lies flat in the guide rail. → Screw guide element in actuator cover (tightening torque: max. 5 Nm). → Align the puck and device so that: → Screw switch spindle onto the spindle extension. A slot is 1. The puck rests in the guide rail of the device (see Fig. provided on the top side (tightening torque: max. 1 Nm). below). → Push puck onto the switch spindle and lock into position. 2. Find the connection pieces of the device into the pilot air ports of the actuator (see second Fig. below). 2. Attaching the form seal Guide rail →...

  • Page 16: Installing Devices With External Control Air Duct (20Xx, Classic)

    Type 8691 REV.3 Mechanical installation → Attach device to the actuator using the two side fastening 1. Installing switch spindle screws. In doing so, tighten the screws only hand-tight (max. torque: 1.5 Nm). Transparent cap Position indicator Connection piece 2x fastening Actuator screw Pilot air ports (max. 1.5 Nm) Fig. 12: Installing the switch spindle (1), external pilot air duct Fig. 11: Installation → Unscrew the transparent cap from the actuator. Installing devices with external control →...
  • Page 17 Type 8691 REV.3 Mechanical installation → Press O-ring down into the actuator cover. NOTE → Manually screw the switch spindle (and the slipped over Damage or functional outage of the PCB. guide element) to the spindle of the actuator with the plastic ▶ Ensure that the puck lies flat in the guide rail. part and do not tighten initially. → Screw the guide element into the cover of the actuator with a face pin wrench* (tightening torque: max. 8 Nm). → Align the puck and the device so that the puck rests in the guide rail of the device (see following figure). → Tighten the switch spindle on the spindle of the actuator. A slot is provided on the top side (tightening torque: max. 1 Nm).
  • Page 18 Type 8691 REV.3 Mechanical installation NOTE NOTE Damage or malfunction due to ingress of dirt or moisture. Damage or malfunction due to ingress of dirt or moisture. To observe the degree of protection IP65 or IP67: To observe the degree of protection IP65 or IP67: ▶ Tighten fastening screws only with a tightening torque of ▶ Only for CFA and CFB: Connect the pilot air outlet which is max. 1.5 Nm. not required to the free pilot air port of the actuator or seal with a plug. → Attach device to the actuator using the two side fastening screws. In doing so, tighten the screws only hand-tight (max. Control function A (CFA) torque: 1.5 Nm).

  • Page 19: Aligning (Turning) The Device And Position Of Connections

    Type 8691 REV.3 Mechanical installation Aligning (turning) the device and Control function I (CFI) position of connections Process valve closed in resting position Devices with integrated pilot air duct: Device Pilot air outlet Alignment of device and position of connections is only Actuator Upper pilot air port possible with 2100, 2101 and 2106 process valves. Lower pilot air port The device and position of the connections can be aligned - turning the actuator Control function I (CFI) Devices with external pilot air duct:...
  • Page 20 Type 8691 REV.3 Mechanical installation DANGER Risk of injury from high pressure and discharge of medium. If the direction of rotation is wrong, the body connection may Actuator become detached. Actuator ▶ Only turn the actuator is the prescribed direction. Hexnut Hexnut Body connection Body connection → Move the actuator to the required position by turning it anti- Valve body clockwise (viewed from below). Valve body Fig. 17: Turning the actuator (1) → Clamp the valve body into a holding device (only for valves not yet installed).

  • Page 21: Installation On Rotary Actuators Fromthird Party Manufacturers

    Type 8691 REV.3 Mechanical installation → Only tighten the fastening screws until they are hand-tight (max. torque: 1.5 Nm). Device → Re-establish pneumatic connections between device and Fastening screw (2x) actuator. If necessary, use longer hoses. Installation on rotary actuators fromthird party manufacturers Pneumatic connection → Align actuator and device to each other (see installation Actuator instructions for the adaptation set). → Connect magnetic encoder to actuator shaft and attach using setscrew (maximum tightening torque: 0.5 Nm). Fig. 19: Turning the device → Place angle of rotation sensor on magnetic encoder → Loosen pneumatic connection between device and actuator. (attachment is with the adaptation set; see associated instal- → Release fastening screws (hex socket bolt SW2.5).

  • Page 22: Pneumatic Installation

    Type 8691 REV.3 Pneumatic installation PNEUMATIC INSTALLATION Safety instructions DANGER Fastening Risk of injury from high pressure and discharge of medium. screws ▶ Before working on the device or system, switch off the pres- Sensor cable max. 0.5 Nm sure. Vent or drain lines. Angle of rotation WARNING sensor Magnetic Risk of injury from improper installation. Setscrew encoder ▶ Only trained technicians may perform installations.

  • Page 23: Connecting The Device Pneumatically

    Type 8691 REV.3 Electrical installation ELECTRICAL INSTALLATION Connecting the device pneumatically Safety instructions for electrical installation DANGER Exhaust air port, label: 3 Risk of injury from electric shock. ▶ Before working on the device or system, switch off the power Pilot air port, label: 1 supply. Secure against reactivation. ▶ Observe applicable accident prevention and safety regula- Fig. 21: Connecting the device pneumatically tions for electrical equipment. Important information for the problem-free functioning...

  • Page 24: Electrical Installation Without Fieldbus Communication

    Type 8691 REV.3 Electrical installation Electrical installation without fieldbus → Connect the wires. communication 9.2.1 Device with cable gland DO2+ NOTE DO1+ Breakage of the pneumatic connection pieces due to rota- +24 V tional impact. –24 V ▶ When unscrewing and screwing in the body casing, do not DI– hold the actuator of the process valve but the basic housing. Fig. 23: Connection terminals →...
  • Page 25 Type 8691 REV.3 Electrical installation Connecting the device electrically, → Tighten union nut on the cable gland (torque approx. 1.5 Nm). IO-Link, Port Class A → Check that the seal is correctly positioned in the body casing. → Close the device (see accessories for assembly tool). 9.2.2 Device with circular plug-in connector Fig. 25: Pin assignment Designation Assignment IO-Link mode SIO mode 24 V DC Fig. 24: Pin assignment circular plug (M12 x 1, 8-pin)

  • Page 26: Connecting The Device Electrically, Io-Link, Port Class A

    Type 8691 REV.3 Electrical installation Connecting the device electrically, Connecting the device electrically, IO-Link, Port Class B büS Fig. 26: Pin assignment Fig. 27: Pin assignment Designation Assignment Wire color Assignment IO-Link mode SIO mode CAN plate/shielding CAN plate/shielding* 24 V DC +24 V DC ± 10%, max. residual ripple 10% 24 V DC Actuator supply...

  • Page 27: Connecting The Device Electrically, Büs

    Type 8691 REV.3 Electrical installation Connecting the device electrically, Connecting the device electrically, AS-Interface AS-Interface with multi-pole cable and flat cable terminal As an alternative to the bus connection model with 4-pin circular plug, there is the control head with multi-pole cable (M12 circular plug) and flat cable terminal. The wiring diagram of the circular plug corresponds to the bus connection of the M12 4-pin circular plug and can easily be connected to the flat cable terminal (see “Fig. 29”). Fig. 28: Pin assignment Designation Assignment Bus + Bus line AS-Interface + AUX – Actuator supply – (optional, only for variant with addi- Screws...

  • Page 28: Connecting The Device Electrically, As-Interface With Multi-Pole Cable And Flat Cable Terminal

    Type 8691 REV.3 Electrical installation Handling the flat cable terminal Depending on the device combination of actuator type and valve type, it follows whether the process valve direction must be The multi-pole cable features a flat cable terminal - with M12 inverted so that the valve position (closed/open) can be assigned plug-in connector branch circuit - for AS-Interface flat cable. The to the actuator position: flat cable terminal contacts the AS-Interface flat cable by means of penetration technology which allows installation by “clipping in” the AS-Interface flat cable without cutting and without Actuator with stroke movement of the switch spindle removing insulation. → Open the flat cable terminal (loosen screws and remove cover). → Insert AS-Interface flat cable conclusively. → Close flat cable terminal again. Valve opens when pressurized Valve closes when pressurized → Tighten screws below at the top Slightly undo thread-forming screws (approx. 3/4 turn to the...
  • Page 29 Type 8691 REV.3 Electrical installation Invert process valve direction: Actuator with rotational movement Closing device: Transparent cap Rotational movement during Rotational movement during Seal aeration: clockwise (seen from aeration: anticlockwise (seen (body casing) Body casing above) from above) Basic housing Actuator Fig. 30: Opening or closing the device NOTE Valve opens when pressurized Valve closes when pressurized Breakage of the pneumatic connection pieces due to rota- tional impact.

  • Page 30: Teach Function: Determine End Positions And Save These, Rev.3

    Type 8691 REV.3 Electrical installation 10.2 Teach function: Determine end process valve positions and save these, REV.3 direction • Automatic teach function: For devices with pilot valve inversion The teach function automatically identifies and saves the end positions of the valve. enabled • Manual teach function: For devices without pilot valve disabled The end positions are captured and saved automatically. 10 s 30 s • Teach-in-operation function: is (if previously enabled) carried Inv.ValveDir. LED out automatically during the first switching in operation. Fig. 32: Invert process valve direction 10.2.1 Start automatic teach function...
  • Page 31 Type 8691 REV.3 Electrical installation Closing device: Transparent cap Seal (body casing) Body casing Basic housing Actuator 10 s Fig. 33: Opening or closing the device Start automatic Status indicator teach function NOTE Inv.ValveDir. LED Manual LED End of teach function Breakage of the pneumatic connection pieces due to rota- Fig. 35: Start automatic teach function tional impact.
  • Page 32 Type 8691 REV.3 Electrical installation Essential requirements: NOTE • The device is mounted on the actuator. Damage or malfunction due to ingress of dirt or moisture. • The supply voltage is connected. To observe the degree of protection IP65 or IP67: • The compressed air supply is connected. ▶ Screw in body casing to the stop. • So that the correct reference conditions are identified, the pilot → Close the device (see accessories for assembly tool). pressure must correspond to the operating conditions. • Provide the possibility for the user to switch the pneumatic Description of workflow for automatic teach function: actuator (open and closed).
  • Page 33 Type 8691 REV.3 Electrical installation T he status indicator flashes orange while the manual teach Status indicator function is running (function check). → Check whether the pneumatic actuator is in the deaerated, Pilot LED unactuated end position. Manual LED → Confirm this end position by briefly pressing key 1. Inv.ValveDir. LED Yellow Pilot LED is lit. Key 1 → Move the pneumatic actuator into the aerated, switched end position. → Confirm this end position by briefly pressing key 1. Fig. 37: Start teach function Yellow Pilot LED is not lit. → Air bleed the pneumatic actuator: move to the unactuated end position. W hen the status indicator stops flashing orange, the teach function is complete. The end positions of the valve have been identified and saved.

  • Page 34: Setting The Device With Bürkert Communicator

    Type 8691 REV.3 Electrical installation Teach-in-operation function • Both end positions are saved and the „Warning“ device status The teach-in-operation function can be used if the device is to is withdrawn. carry out the end positions of the process valve automatically • The enabling of this function is reset. during normal operation (once when the control unit is switched Note: the enabling of this function is also reset if one of the other two on for the first time). teach functions (automatic or manual teach function) was carried out before the first switching. This function may only be used for process valve actuators with control function A (normally closed). 10.3 Setting the device with Bürkert The function must first be enabled via the büS service interface Communicator (Bürkert Communicator). The Bürkert Communicator can be used to make all settings on For devices that are delivered without a process valve, this the device. function is already enabled because no other teach function has yet been carried out. The settings in the Bürkert Communicator can be found in the operating manual. If the function is enabled, the device reports the device status „Warning“ (out of specification) until the first switching has been carried out properly, but it is ready for operation and outputs the end positions specified in the last properly carried out teach 10.3.1 Connecting the device with Bürkert...

  • Page 35: 10.4 Io-Link

    Type 8691 REV.3 Electrical installation → Implementing settings. Closing device: Transparent cap Devices with büS: Seal (body casing) Body casing Required components: • Communications software: Bürkert Communicator for PC Basic housing • büS standard set (see accessories) Actuator → Establish connection to PC with büS stick. → Starting Bürkert Communicator Fig. 39: Opening or closing the device → Implementing settings. NOTE Breakage of the pneumatic connection pieces due to rota- tional impact.

  • Page 36: 10.6 As-Interface

    Type 8691 REV.3 Operating and display elements 10.6 AS-Interface OPERATING AND DISPLAY ELEMENTS 10.6.1 Certification The device is certified according to AS-Interface specification Status indicator (RGB LED) version 3.0. Pilot LED (yellow) Certificate No.: on request ASi PWR LED (green) ASi FAULT LED (red) 10.6.2 Programming data büS service interface Manual LED (red) AS-Interface AS-Interface Inv.ValveDir. LED (green) 31 slaves 62 slaves Key 1 I/O-Konfiguration B hex (1 output, 2 inputs) Key 2...

  • Page 37: Operating State

    Type 8691 REV.3 Operating and display elements 11.1 Operating state Description of the displays To operate the buttons, make sure that the local control Status indicator RGB Valve position, error, warning lock is deactivated/unlocked (factory setting): with com- see chapter „Status indicator“ munication software or fieldbus communication. Pilot LED yellow Is lit: pilot valve is actuated (on) Manual LED red Is lit: MANUAL operating state active AUTOMATIC (AUTO) Flashes at 10 Hz for 0–2 s: Switch Normal controller mode is implemented and monitored in AUTO- MANUAL ↔ AUTO MATIC operating state. Inv.ValveDir. green Is lit: inversion of process valve direction active MANUAL (MANU) Manual LED red and...
  • Page 38 Type 8691 REV.3 Operating and display elements Changing the operating state (MANU ↔ AUTO) Switch pilot valve (only possible in MANUAL operating state) Pilot valve Oparating state MANU Operating state MANU AUTO 10 s Status indicator Status indicator Manual LED Manual LED Pilot LED Fig. 43: Switch pilot valve Fig.
  • Page 39 Type 8691 REV.3 Operating and display elements Factory reset Perform device restart 10 s 30 s 10 s 30 s Inv.ValveDir. LED Device restart Inv.ValveDir. LED Factory reset Manual LED Manual LED Pilot LED Pilot LED Fig. 44: Perform device restart Fig. 45: Factory reset → Keep keys 1 and 2 pressed for 10–30 s. The red manual LED → Keep keys 1 and 2 pressed for > 30 s. The red manual LED flashes for approx. 2 s at 5 Hz, then at 10 Hz. flashes for approx. 2 s at 5 Hz, then at 10 Hz, then again at 10 Hz.

  • Page 40: Status Indicator

    Type 8691 REV.3 Operating and display elements 11.3 Status indicator Displays in valve mode + errors + warnings: • Valve position: open, half-way, closed • Device status: Error Status indicator (RGB LED) • Device status: Displays of NAMUR mode If several device statuses exist simultaneously, the device status with the highest priority is displayed. Fig. 46: Status indicator Valve Valve position Device status: Error position status, color...
  • Page 41 Type 8691 REV.3 Operating and display elements Display in NAMUR mode Valve Valve position Device status: Out of specification position status, color status, color The display elements change color in accordance with NAMUR NE 107. Open is lit yellow* blinks alternately yellow and yellow* If several device statuses exist simultaneously, the device status Half-way LED off* blinks alternately yellow and white* with the highest priority is displayed. The priority is determined Closed is lit green* blinks alternately yellow and green* by the severity of the deviation from controlled operation (red LED = failure = highest priority). Tab. 18: Valve mode + errors + warnings, part 3...

  • Page 42: Switching The Device Manually With Pilot Valve

    Type 8691 REV.3 Operating and display elements 11.4 Switching the device manually with NOTE pilot valve Damage to the manual override by pressing and rotating at The device can be switched manually with the pilot valve when the same time. the control air is connected. ▶ Do not simultaneously press and turn manual override. Closing device: Transparent cap Seal Switching the positions for manual override: (body casing) Body casing...

  • Page 43: Deinstallation

    Type 8691 REV.3 Deinstallation DEINSTALLATION 12.2 Deinstallation 12.1 Safety instructions deinstallation Body casing Fastening screws DANGER Risk of injury from high pressure and discharge of medium. Circular plug-in Basic housing ▶ Before working on the device or system, switch off the pres- connector sure. Vent or drain lines. DANGER Risk of injury from electric shock. Pneumatic ▶ Before working on the device or system, switch off the power connection supply. Secure against reactivation.

  • Page 44: Deinstallation

    Type 8691 REV.3 Spare parts, accessories SPARE PARTS, ACCESSORIES 13.1 Communications software The Bürkert Communicator PC program is designed for commu- nication with Type 8691 devices. Designation Order no. For questions regarding compatibility, please contact the Bürkert Special wrench 665702 Sales Center. Wrench for opening/closing the transparent cap 674077 A detailed description for installing and operating the Communication software Bürkert Communicator Information software can be found in the associated operating at www. instructions. burkert. Download the software from: www.burkert.com USB-büS interface set: büS standard set (büS stick + 0.7 m cable with M12 772551 plug) büS adapter for büS service interface 773254 (M12 on büS service interface Micro-USB) büS cable extension (M12 pin to M12 socket), 772404 length 1 m...

  • Page 45: Transportation, Storage, Disposal

    Type 8691 REV.3 Transportation, storage, disposal TRANSPORTATION, STORAGE, DISPOSAL NOTE Damage in transit due to inadequately protected devices. ▶ Protect the device against moisture and dirt in shock-resis- tant packaging during transportation. ▶ Observe permitted storage temperature. NOTE Incorrect storage may damage the device. ▶ Store the device in a dry and dust-free location. ▶ Storage temperature: -20 to +65 °C NOTE Damage to the environment caused by device components contaminated with media.
  • Page 46 Type 8691 REV.3 English...
  • Page 48 www.burkert.com...

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