Voltage Transmitter Wiring Examples; Relative Humidity Output Calculations; Figure 5 Voltage Transmitter Wiring Example - Omega Engineering RH/Temperature Transmitter HX93A User Manual

Models: HX93AV, HX93AV-D HX93AV-RP1 (Voltage Output)
TB1 - Relative Humidity
1. + Power Supply
2. + Output
3. - Power Supply

7. Voltage Transmitter Wiring Examples

For voltage output models (0 to 1 Vdc)

8. Relative Humidity Output Calculations

To calculate % Relative Humidity by measuring the current or voltage
output use the following formulas.
For current output:
% RH = (Current measured in miliamps – 4) ÷ .16
EXAMPLE:
For voltage output:
% RH = (Voltage measured in volts x 100)
EXAMPLE:
HX93A, HX93DA SERIES
RH/Temperature Transmitter
TEMPERATURE OUTPUT
TB2
1 2 3
3 2 1
TB1
RELATIVE HUMIDITY OUTPUT
Figure 5 - Voltage Transmitter Wiring Example
(11.04 mA – 4) ÷ .16 = 44% RH
.44 x 100 = 44% RH
TB2 - Temperature
1. + Power Supply
2. + Output
3. - Power Supply
+
DPi8 Panel Meter
+ –
24V
PSU-93
+
DPi8 Panel Meter
7
–
23°C
–
45%RH
5