Analog inputs

This section describes analog input objects (AI) for specific CET applications.

For the description of properties see chapter "TX-I/O modules" in the Hardware catalog.

List of specific I/Os

This list contains the specific CET analog input objects in the library.

Data point

Description

AI_DiffPR_Measuring_0-10V

Analog input 0…10 V for

  • Room differential pressure
  • -2500.0…2500.0 [Pa], -10.038...10.038 [inWC]

AI_DiffPR_Measuring_4-20mA

Analog input 4…20 mA for

  • Room differential pressure
  • -2500.0…2500.0 [Pa], -10.038...10.038 [inWC]

AI_FhExtFaceArea_None

Analog input

  • Fume hood external face area
  • 0.00…3.4E+38 [m2], 0.00…3.4E+38 [ft2]

AI_FhSash1Pos_Measuring_10000_Ohm

Analog input 10000 Ohm

  • Fume hood 1 sash position
  • 0…25400 [cm], 0…10000 [in]

AI_FhSash2Pos_Measuring_10000_Ohm

Analog input 10000 Ohm

  • Fume hood 2 sash position
  • 0…25400 [cm], 0…10000 [in]

AI_FhVFace_Measuring_0-10V

Analog input 0…10 V for

  • Fume hood face velocity
  • -0.05...1.5 [m/s], -9.8...295.3 [ft/min]

AI_HuRelDct_Measuring_0-10V

Analog input 0...10 V for

  • Relative humidity for duct
  • 0...100 [%RH]

AI_HuRelDct_Measuring_4-20mA

Analog input 4…20 mA for

  • Relative humidity for duct
  • 0...100 [%RH]

AI_HuRelR_Measuring_4-20mA

Analog input 4…20 mA for

  • Relative humidity for room
  • 0...100 [%RH]

AI_SpDcvIn_Measuring_0-10V

Analog input 0…10 V for

  • Demand control ventilation setpoint input
  • 0...3.4E+38 [m3/h], 0...3.4E+38 [ft3/min], 0...3.4E+38 [l/s]

AI_SpDcvIn_Measuring_4-20mA

Analog input 4…20 mA for

  • Demand control ventilation setpoint input
  • 0...3.4E+38 [m3/h], 0...3.4E+38 [ft3/min], 0...3.4E+38 [l/s]

AI_TEh_Measuring_0-10V

Analog input 0…10 V for

  • Exhaust air temperature
  • -50.0...150.0 [°C], -58.0...302.0 [°F]

AI_TEh_Measuring_4-20mA

Analog input 4…20 mA for

  • Exhaust air temperature
  • -50.0...150.0 [°C], -58.0...302.0 [°F]

AI_TEh_Measuring_Ni1000

Analog input Ni 1000 for

  • Exhaust air temperature
  • -50.0...150.0 [°C], -58.0...302.0 [°F]

AI_TEh_Measuring_NTC10K

Analog input NTC 10k for

  • Exhaust air temperature
  • -50.0...150.0 [°C], -58.0...302.0 [°F]

AI_TEh_Measuring_NTC100K

Analog input NTC 100k for

  • Exhaust air temperature
  • -50.0...150.0 [°C], -58.0...302.0 [°F]

AI_TEh_Measuring_PT1K_EU

Analog input PT 1k for

  • Exhaust air temperature
  • Europe
  • 3.85 [Ohm/K]
  • -50.0...150.0 [°C], -58.0...302.0 [°F]

AI_TEh_Measuring_PT1K_NA

Analog input PT 1k for

  • Exhaust air temperature
  • North America
  • 3.75 [Ohm/K]
  • -50.0...150.0 [°C], -58.0...302.0 [°F]

AI_TEh_Measuring_T1_PTC

Analog input PTC T1 for

  • Exhaust air temperature
  • -50.0...150.0 [°C], -58.0...302.0 [°F]

AI_TEx_Measuring_4-20mA

Analog input 4…20 mA for

  • Extract air temperature
  • -50.0...150.0 [°C], -58.0...302.0 [°F]

AI_TPaAftrt_Measuring_4-20mA

Analog input 4…20 mA for

  • Primary air temperature for air after-treatment
  • -50.0...150.0 [°C], -58.0...302.0 [°F]

AI_TR_Measuring_4-20mA

Analog input 4…20 mA for

  • Room temperature
  • -50.0...150.0 [°C], -58.0...302.0 [°F]

AI_TSu_Measuring_4-20mA

Analog input 4…20 mA for

  • Supply air temperature
  • -50.0...150.0 [°C], -58.0...302.0 [°F]

AI_VavEhAirV_Measuring_0-10V

Analog input 0…10 V for

  • Exhaust air VAV air velocity
  • 0...50 [m/s], 0...9842.5 [ft/min]

AI_VavEhDiffP_Measuring_0-10V

Analog input 0…10 V for

  • Supply air VAV differential air pressure
  • -2500.0…2500.0 [Pa], -10.038...10.038 [inWC]

AI_VavEhDiffP_Measuring_4-20mA

Analog input 4…20 mA for

  • Supply air VAV differential air pressure
  • -2500.0…2500.0 [Pa], -10.038...10.038 [inWC]

AI_VavEhDiffP_MembranePressure

Analog input for

  • Supply air VAV differential air pressure
  • -50.0...300.0 [Pa], -0.201...1.205 [inWC]

AI_VavExDiffP_Measuring_0-10V_CET

Analog input 0…10 V for

  • Extract air VAV differential air pressure
  • -2500.0…2500.0 [Pa], -10.038...10.038 [inWC]

AI_VavExDiffP_Measuring_4-20mA

Analog input 4…20 mA for

  • Extract air VAV differential air pressure
  • -2500.0…2500.0 [Pa], -10.038...10.038 [inWC]

AI_VavExDiffP_MembranePressure

Analog input for

  • Extract air VAV differential air pressure
  • -50.0...300.0 [Pa], -0.201...1.205 [inWC]

AI_VavSuDiffP_Measuring_0-10V_CET

Analog input 0…10 V for

  • Supply air VAV differential air pressure
  • -2500.0…2500.0 [Pa], -10.038...10.038 [inWC]

AI_VavSuDiffP_Measuring_4-20mA

Analog input 4…20 mA for

  • Supply air VAV differential air pressure
  • -2500.0…2500.0 [Pa], -10.038...10.038 [inWC]

AI_VavSuDiffP_MembranePressure

Analog input for

  • Supply air VAV differential air pressure
  • -50.0...300.0 [Pa], -0.201...1.205 [inWC]

List of generic I/Os

This list contains the generic CET analog input objects in the library.

Data point

Description

AI_AI_Measuring_4-20mA

Analog input 4...20 mA

AI_AI_Measuring_4-20mA_0-50Pa

Analog input 4...20 mA for

  • 0…50 [Pa], 0.201 [inWC]

AI_AI_Measuring_4-20mA_0-100%RH

Analog input 4...20 mA for

  • 0...100 [%RH]

AI_AI_Measuring_4-20mA_0-250Pa

Analog input 4...20 mA for

  • 0...250 [Pa], 0...1.004 [inWC]

AI_AI_Measuring_4-20mA_0-500Pa

Analog input 4...20 mA for

  • 0...500 [Pa], 0...2.008 [inWC]

AI_AI_Measuring_4-20mA_0-1500Pa

Analog input 4...20 mA for

  • 0...1500 [Pa], 0...6.023 [inWC]

AI_AI_Measuring_1000_Ohm

Analog input 1000 Ohm

AI_AI_Measuring_10000_Ohm

Analog input 10000 Ohm

AI_AI_Measuring_100000_Ohm

Analog input 100000 Ohm

AI_AI_MembranePressure

Analog input for

  • -50...300 [Pa], -0.201...1.205 [inWC]