Page 77 - 2020 Catalog
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AIR QUALITY



     ORDERING                           SPECIFICATIONS
                                                                                         (1)
                                                       3-wire voltage mode (0-5/10V)  12-30VDC/24VAC , 15mA max.
        HT1D -            U              Power Supply
                                                           Current mode (4-20mA)  12-30VDC, 30mA max.
     Accuracy
                                         Outputs        RH and Temperature (option)  3-wire 0-5/10V  or 3-wire or 2-wire 4-20mA (Selectable)
                                                                                        (4)
     2 = 2%
     3 = 3%                                                              RH  0-100% RH                                HUMIDITY/TEMPERATURE
     N = 2% NIST                         Output scaling
                                                                                                       o
                                                                   Temperature  32-122° F (0-50 C) or -40-140° F (-40-60 C) (Selectable)
                                                                                       o
     Temperature
                                         Thermistor/RTD              Optional  See ordering table
     A = None                             Media filter                       PBT with water-vapor permeable membrane
     B = Transmitter
     C = 100Pt (385)                                                 Accuracy  2% models, ±2% over 0 to 100% RH Range; ±1.5% typ
     D = 1000Pt (385)                                                         3% models, ±3% over 0 to 100% RH Range; ±2% typ
     E = 10k type 2
     F= 10k type 3                                                  Resolution  0.01%RH
     G = 10k type 3 w/11k shunt                                     Hysteresis  ±0.8%RH                               HD Series
     H = 3k                                                       Non-Linearity  factory linearized <1%RH
     I = 2k2
     J = 1k8                                               Temperature coefficient  fully compensated by on-board sensor
     K = 20k                             Relative Humidity                 (2)
     L = 100k                                                   Response time  8s
                                                              Output update rate  0.5s
     Output Type
                                                                Operating range  0 to 100%RH (non-condensing)
     U = Universal (2-wire and 3-wire
     4-20mA, 0-5V, 0-10V)                                        Long term drift  <0.25%RH per year
     Display (LCD)                                       Element Normal Operating   41 to 140ºF (5°C to 60°C) @ 20% to 80% RH
                                                                   conditions  (3)
     D = Display                                                             2% models, <±0.25°C; 0.1°C typ @ 25°C
     X= None                                                         Accuracy  3% models, <±0.3°C; 0.25°C typ @ 25°C
                                                                    Resolution  0.01 °C
                                         Temperature              Repeatability  0.04 °C
                                                               Response time (2)  2s
                                                              Output update rate  0.5s
                                                          Element Operating range  -40 to 140oF (-40° C to 60° C)
                                                                     Materials  ABS/Polycarbonate
                                         Enclosure              Unit Temp Rating  -40 to 158oF (-40 to 70oF)  REVISION HISTORY
                                                                                       REV   DESCRIPTION  DATE  APPROVED
                                                                   Dimensions  4.0”h x 4.4”w x 2.1”d (+6.8” probe)
                                             4.4 113
                                         Agency                    Compliance  CE, RoHS
                                             3.7 94
         PROUDLY MADE IN USA  7 year limited warranty
                                        (1) One side of transformer, secondary is connected to signal common. Dedicated transformer is recommended.
                                        (2) Time for reaching 63% of reading at 25° C and 1 m/s airflow.
                                        (3) Long term exposures to conditions outside normal range at high humidity may temporarily offset the RH reading
                                       101  (+3%RH after 60 hours.)   119  137
                                        (4) 15-30VDC/24VAC power supply voltage required for 10 volt output.
                                       4.0               4.7  5.4
         DIMENSIONS
                                                                    REVISION HISTORY
                                                            REV   DESCRIPTION  DATE  APPROVED
                  4.4 113
                  3.7 94
                                       53
                                       2.1


            101               119  137
            4.0               4.7  5.4  226

                                     8.9



            53
            2.1



                                                                                          NAME  DATE  Solid Edge
                                                                                          daniel.engel02/17/17
                                                                                       DRAWN
           226                                             Higher Reliability, Faster Installation, Superior Accuracy   |  Sense the difference   |  77
                                                                                       CHECKED
                                                                                               TITLE
                                                                                       ENG APPR
           8.9                                                                         MGR APPR  SIZE DWG NO  REV
                                                                                        UNLESS OTHERWISE SPECIFIED
                                                                                               D
                                                                                        DIMENSIONS ARE IN INCHES
                                                                                          ANGLES ±X.X°  FILE NAME: ProbeAssembly-DUCT.dft
                                                                                        2 PL ±X.XX 3 PL ±X.XXX
                                                                                               SCALE:  WEIGHT:  SHEET 1 OF 1
                                                                NAME  DATE
                                                            DRAWN  daniel.engel02/17/17  Solid Edge
                                                            CHECKED  TITLE
                                                            ENG APPR
                                                            MGR APPR
                                                                     SIZE DWG NO  REV
                                                             UNLESS OTHERWISE SPECIFIED  D
                                                             DIMENSIONS ARE IN INCHES
                                                               ANGLES ±X.X°  FILE NAME: ProbeAssembly-DUCT.dft
                                                              2 PL ±X.XX 3 PL ±X.XXX
                                                                     SCALE:  WEIGHT:  SHEET 1 OF 1
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