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PRINTED IN C

ANAD

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Page  4

DIMENSIONS

116.5 mm

4.585"

99.7 mm

3.93"

0.5" NPT

112.5 mm

4.43"

53.7 mm

2.11"

152 mm

6"

22.5 mm

0.88"

IN-GE-CEDTXXX-03

Copyright © Greystone Energy Systems, Inc.   All Rights Reserved    Phone:  +1 506 853 3057  Web: www.greystoneenergy.com

Содержание CEDT Series

Страница 1: ...l of operation is based on the Venturi effect of the probe that extends into the HVAC duct Air flowing through the duct is forced into the vent holes on one side of the probe into the enclosure over the CO2 sensor and then is drawn back out of the enclosure via the probe vent holes on the opposite side NOTE to ensure proper humidity and temperature readings the RH T inlet on the probe must be inst...

Страница 2: ...but not both at the same time This signal is used for either voltage or 4 20 mA active output as shown in Figure 5 In voltage mode the output is selectable for either 0 5 or 0 10Vdc using the PCB jumper The current output operates in the active mode and does not require a loop power supply the signal current is generated by the transmitter and must not be connected to a powered input or device dam...

Страница 3: ...ee operation As such field calibration is not available or recommended on the product OUTPUT SIGNAL The CO2 output is scaled such that 4 20 mA or 0 5 Vdc or 0 10 Vdc equals 0 to 2000 ppm For 4 20 mA output type connect the mA output terminal to the controller analog input The COMMON terminal is the signal reference Typically this type of input would have a 250 ohm input impedance If using voltage ...

Страница 4: ... 4 DIMENSIONS 116 5 mm 4 585 99 7 mm 3 93 0 5 NPT 112 5 mm 4 43 53 7 mm 2 11 152 mm 6 22 5 mm 0 88 IN GE CEDTXXX 03 Copyright Greystone Energy Systems Inc All Rights Reserved Phone 1 506 853 3057 Web www greystoneenergy com ...

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