Document Outline

• Operating overview
• 1 Brief description
  • 1.1 Safety temperature monitor (STW)
  • 1.2 Safety temperature limiter (STB)
  • 1.3 Safety information
• 2 Identifying the device version
  • 2.1 Scope of delivery
  • 2.2 Device software versions
  • 2.3 Fabrication number
  • 2.4 Service addresses
• 3 Mounting
  • 3.1 Dimensions
  • 3.2 Mounting site, DIN rail mounting
  • 3.3 Close mounting
  • 3.4 Dismounting
  • 3.5 Galvanic isolation
  • 3.6 Use of the setup interface
• 4 Electrical connection
  • 4.1 Installation notes
  • 4.2 Removing the cover cap
  • 4.3 Connection diagram
  • 4.4 Checking wiring of the intrinsically safe electrical circuit
• 5 Startup of the device
  • 5.1 Display and control elements
  • 5.2 Setting the display after device is switched on
  • 5.3 Selecting and editing parameters (plausibility requirement for input values)
  • 5.4 Canceling edit
  • 5.5 Acknowledging alarms using the reset key (for temperature limiter STB only)
  • 5.6 Acknowledgement of alarms using the binary input (for temperature limiter STB only)
  • 5.7 Functional test
  • 5.8 Seal device
• 6 Safety Manual
  • 6.1 Brief description
  • 6.2 Safety temperature monitor (STW)
    • 6.2.1 Safe operating status STW
  • 6.3 Safety temperature limiter (STB)
    • 6.3.1 Safe operating status STB
  • 6.6 Connection possibilities of the sensors (SIL)
  • 6.7 Standards and definitions
  • 6.8 Safety-related parameters related to the temperature monitoring unit
    • 6.8.1 Failure rates and SSF for type 701155/X-XX-025X-XXXX-23... (AC 230 V)
    • 6.8.2 Failure rates and SFF for type 701155/X-XX-025X-XXXX-25 (AC/DC 24 V)
  • 6.9 Determining the Safety Integrity Level (SIL)
    • 6.9.1 Safety integrity of the hardware
    • 6.9.2 Safety-relevant system features
  • 6.10 Determining the achieved Performance Level (PL)
    • 6.11.1 DIN EN ISO 13849-1 Performance Level calculations – low voltage 230 V
    • 6.11.2 DIN EN ISO 13849-1 Performance Level calculations – extra low voltage (ELV) 24 V
    • 6.11.3 Contribution to risk minimization through the control system
  • 6.12 Performance Level
  • 6.13 Relationship between the Performance Level (PL) and the Safety Integrity Level (SIL)
  • 6.14 Other applicable device documentation
  • 6.15 Behavior during operation and in the event of a fault
  • 6.16 Regular tests
    • 6.16.1 Recommended tests for temperature probes
  • 6.17 Intrinsic safety according to DIN EN 60079-11
  • 6.18 Monitoring of potential ignition sources according to DIN EN 50495 and DIN EN 13463- 6
  • 6.19 Certificates
• 7 ATEX
  • 7.1 Intended use
    • 7.1.0.1 Installation regulations
  • 7.2 Identification markings according to ATEX directive 94/9/EC:
    • 7.2.1 For the 1-sensor variant:
    • 7.2.2 For the 2-sensor variant:
  • 7.3 Meaning of the letter X in the type test certificate
  • 7.4 Associated intrinsically safe electrical apparatus according to EN 60079-11
    • 7.4.1 Function of intrinsic safety
    • 7.4.1.1 Definitions for intrinsic safety
    • 7.4.1.2 Electrical apparatus:
    • 7.4.1.3 Intrinsically safe electrical apparatus:
    • 7.4.1.4 Associated electrical apparatus
    • 7.4.2 Probe arrangement in the Ex-area
    • 7.4.3 Explanation of probe temperature classes
  • 7.5 Safety device according to EN 50495
    • 7.5.1 Temperature monitoring unit based on ignition protection "e" – increased safety according to EN 60079-7
    • 7.5.1.1 Function of increased safety
    • 7.5.1.2 Application in the 1-sensor variant
    • 7.5.1.3 Application in the 2-sensor variant
    • 7.5.1.4 Application of temperature transmitters
    • 7.5.2 Minimum overpressure monitoring for static pressurized enclosure on the basis of ignition protection "p", pressurized enclosure according to EN 60079-2
    • 7.5.2.1 Function of the static pressurized enclosure
    • 7.5.2.2 Safety device for static pressurized enclosure
    • 7.5.2.3 Application as safety device for static pressurized enclosure
  • 7.6 Monitoring of potential ignition sources "b" according to EN 13463-6
    • 7.6.1 Function of the ignition source monitoring
    • 7.6.2 Ignition prevention level (IPL)
    • 7.6.3 Identification marking
    • 7.6.4 Application in the 1-sensor variant
    • 7.6.5 Application in the 2-sensor variant
    • 7.6.6 Application of transmitters
• 8 Configuration level
  • 8.1 Navigation principle
  • 8.2 Analog inputs
    • 8.2.1 Connection
    • 8.2.2 Probe type 1
    • 8.2.3 Offset 1
    • 8.2.4 Resistivity 1
    • 8.2.5 Filter time 1
    • 8.2.6 Scaling start 1
    • 8.2.7 Scaling end 1
    • 8.2.8 Probe type 2
    • 8.2.9 Offset 2
    • 8.2.10 Resistivity 2
    • 8.2.11 Filter time 2
    • 8.2.12 Scaling start 2
    • 8.2.13 Scaling end 2
  • 8.3 Limiter/monitor
    • 8.3.1 Device function
    • 8.3.2 Switching behavior
    • 8.3.3 Limit value, hysteresis
    • 8.3.4 Pre-alarm function
    • 8.3.5 Pre-alarm, hysteresis
    • 8.3.6 Limit value difference, hysteresis
    • 8.3.7 Setting range min. (formerly ALHI)
    • 8.3.8 Setting range max. (formerly ALLO)
  • 8.4 Binary input
    • 8.4.1 Function
  • 8.5 Analog output
    • 8.5.1 Function
    • 8.5.2 Signal type
    • 8.5.3 Scaling start
    • 8.5.4 Scaling end
    • 8.5.5 Error signal
    • 8.5.6 Behavior when leaving the scaling range
  • 8.6 Display/operation
    • 8.6.1 Language
    • 8.6.2 Unit
    • 8.6.3 Decimal place
    • 8.6.4 Normal display
    • 8.6.5 Contrast
    • 8.6.6 Backlight
    • 8.6.7 Time-out light
    • 8.6.8 Time-out operation
    • 8.6.9 Code
  • 8.7 Service
    • 8.7.1 Limit switching cycle
    • 8.7.2 Current switching cycles
    • 8.7.3 Operating hours
• 9 Technical data
  • 9.1 Analog inputs
  • 9.2 Analog output
  • 9.3 Binary input
  • 9.4 Relay outputs
  • 9.5 Measuring circuit monitoring
  • 9.6 Voltage supply
  • 9.7 Test voltages according to EN 60730, Part 1
  • 9.8 Electrical safety
  • 9.9 Environmental influences
  • 9.10 Case
  • 9.11 Approvals/approval marks
  • 9.12 Important information for the probes in Chapter 9.13 to Chapter 9.15
  • 9.13 Probes for the operating medium air
  • 9.14 Probes for water and oil
  • 9.15 Probes for air, water, and oil
• 10 Setup program
  • 10.1 Minimum hardware and software requirements:
  • 10.2 Displaying the device software version
  • 10.3 Forgotten the code?
  • 10.4 Special function: thermocouple reverse voltage protection
  • 10.5 Pressure signal display via current input
    • 10.5.1 Pressure signal configuration via setup program
• 11 Alarm messages
• 12 Error messages
• 13 What to do, if ...
• 14 Information for devices with extra code 062 GL
  • 14.1 Technical data
  • 14.2 Alarm messages
  • 14.3 Locks
• 15 Behavior of outputs