Already a subscriber? 
MADCAD.com Free Trial
Sign up for a 3 day free trial to explore the MADCAD.com interface, PLUS access the
2009 International Building Code to see how it all works.
If you like to setup a quick demo, let us know at support@madcad.com
or +1 800.798.9296 and we will be happy to schedule a webinar for you.
Security check
Please login to your personal account to use this feature.
Please login to your authorized staff account to use this feature.
Are you sure you want to empty the cart?
BS EN 17690-1:2023 Components for BAC control loop. Sensors - Room temperature sensors, 2023
- undefined
- European foreword
- Introduction
- Figure 1 — Control loop
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Symbols, units, subscripts and abbreviations
- Table 1 — Symbols and units
- Table 2 — Subscripts
- Table 3 — Abbreviations
- 5 Room temperature sensor device
- 6 Requirements [Go to Page]
- 6.1 Electrical requirements [Go to Page]
- 6.1.1 Electromagnetic compatibility
- 6.1.2 Degree of protection
- 6.2 Declarations by the manufacturer [Go to Page]
- 6.2.1 General
- 6.2.2 Protection class
- 6.2.3 Measuring range
- 6.2.4 Sensor (device) accuracy
- Table 4 — Example of accuracy declaration [Go to Page]
- 6.2.5 Time constant t63
- Table 5 — Example of declaration for Time constant τ [Go to Page]
- 6.2.6 Wall coupling coefficient kW
- Table 6 — Example of declaration for wall coupling kW [Go to Page]
- 6.2.7 Self-heating compensation
- 6.2.8 Output signals
- Table 7 — Analogue signals
- Table 8 — Example of digital signals [Go to Page]
- 6.2.9 Power supply
- Table 9 — Power supply types [Go to Page]
- 6.2.10 Power consumption of the device
- 6.2.11 Electrical connection
- 6.2.12 Dimensions
- 6.2.13 Weight
- 6.2.14 Environmental conditions
- 7 Test set-up [Go to Page]
- 7.1 Test equipment [Go to Page]
- 7.1.1 Climatic chamber
- Figure 2 — Principle of the climatic chamber [Go to Page]
- 7.1.2 Wall modules [Go to Page]
- 7.1.2.1 Wall module for measuring sensor device accuracy and time constant
- Figure 3 — Wall module for surface mounted sensor devices
- Figure 4 — Wall module for the wall integrated sensor devices [Go to Page]
- 7.1.2.2 Wall module for measuring wall coupling
- Figure 5 — Wall module for measuring the wall coupling and an example of an adapter plate
- Figure 6 — Example of a wall module for measuring the wall coupling of surface mounted sensor devices [Go to Page]
- 7.2 Test installation [Go to Page]
- 7.2.1 Mounting of the Device Under Test (DUT)
- 7.2.2 Wiring of the room sensor devices
- 7.2.3 Reference sensor position
- Figure 7 — Reference sensor position, side view
- Figure 8 — Reference sensor position, front view
- Figure 9 — Reference sensor position, top view [Go to Page]
- 7.3 Temperature homogeneity
- Figure 10 — Top view of the test section with measurement points [Go to Page]
- 7.4 Determination of the mean air velocity
- Table 10 — Required air volume flow in the Venturi nozzle [Go to Page]
- 7.5 Homogeneity of air velocity
- 8 Test methods [Go to Page]
- 8.1 Sensor accuracy [Go to Page]
- 8.1.1 General
- 8.1.2 Test conditions sensor accuracy test [Go to Page]
- 8.1.2.1 Mounting of the Device Under Test (DUT)
- 8.1.2.2 Load conditions
- 8.1.2.3 Measurement tolerance
- 8.1.2.4 Steady-state condition
- Table 11 — Steady-state conditions [Go to Page]
- 8.1.2.5 Time constant of reference sensor
- 8.1.2.6 Temperature homogeneity
- 8.1.3 Impact of temperature variation Δϑtvar
- 8.1.4 Impact of air velocity variation Δϑairvel
- 8.1.5 Impact of power supply of the device Δϑpsup
- 8.2 Time constant [Go to Page]
- 8.2.1 General
- Figure 11 — Time constant t63 [Go to Page]
- 8.2.2 Test conditions [Go to Page]
- 8.2.2.1 Mounting of the Device Under Test (DUT)
- 8.2.2.2 Load conditions
- 8.2.2.3 Measurement tolerance
- 8.2.2.4 Steady-state condition
- Table 12 — Steady-state conditions [Go to Page]
- 8.2.2.5 Time constant of reference sensor
- 8.2.2.6 Temperature step for time constant measurement
- 8.2.2.7 Sampling time
- 8.2.2.8 Temperature homogeneity
- 8.2.2.9 Mean air velocity
- 8.3 Wall coupling [Go to Page]
- 8.3.1 General
- 8.3.2 Test conditions [Go to Page]
- 8.3.2.1 Mounting of the Device Under Test (DUT)
- 8.3.2.2 Load conditions
- 8.3.2.3 Measurement tolerance
- 8.3.2.4 Steady-state condition
- Table 13 — Steady-state conditions [Go to Page]
- 8.3.2.5 Time constant of reference sensor
- 8.3.2.6 Temperature homogeneity
- 8.3.2.7 Mean air velocity
- 8.4 Power consumption measurement [Go to Page]
- 8.4.1 General
- 8.4.2 Average active power [Go to Page]
- 8.4.2.1 General
- 8.4.2.2 Test conditions
- 8.4.3 Average apparent power [Go to Page]
- 8.4.3.1 General
- 8.4.3.2 Test conditions
- 8.4.4 Inrush peak current and periodic peak current measurement [Go to Page]
- 8.4.4.1 General
- 8.4.4.2 Test conditions
- 9 Marking and documentation [Go to Page]
- 9.1 Marking
- 9.2 Documentation
- Table 14 — Documentation required
- Annex A (informative) Measurements
- A.1 24 V power supply / 0 V to 10 V sensor output
- Figure A.1 — 24 power supply / 0 V to 10 V sensor output
- A.2 24 V power supply / 4 mA to 20 mA sensor output
- Figure A.2 — 24 V power supply / 4 mA to 20 mA sensor output
- A.3 24 V power supply (4 mA to 20 mA in the loop), 4 mA to 20 mA sensor output
- Figure A.3 — 24 V power supply (4 mA to 20 mA in the loop), 4 mA to 20 mA sensor output
- A.4 24 V power supply, sensor output: Bus signal (e.g. KNX)
- Figure A.4 — 24 V power supply, sensor output: Bus signal (e.g. KNX)
- A.5 24 V power supply: bus powered, sensor output: Bus signal (e.g. KNX)
- Figure A.5 — 24V power supply: bus powered, sensor output: Bus signal (e.g. KNX)
- A.6 Inrush and periodic peak current measurement
- Figure A.6 — Inrush and periodic peak current measurement
- A.7 Correction factor air velocity inside the test chamber
- Figure A.7 — Air velocity profile inside the test chamber
- Table A.1 — Determination of correction factor fcorr
- Bibliography [Go to Page]
