The function block has the input pins t, and rh, and an output pin OUTPUT. This function computes the enthalpy (BTU/LB) based on the temperature (Deg.F) and relative humidity (percent) inputs. Relative humidity (rh) is limited to 0 to 100 percent. Temperature is limited to 0-120 Deg.F.
Analog Inputs
| Range | ||||
| Input Name | Low | High | Input Value | Description |
| t | 0 Deg.F | 120 Deg.F | unconnected | output = invalid |
| (F) | invalid | output = invalid | ||
| VAL < low | T = low | |||
| VAL > high | T = high | |||
| rth | 0 | 100 | unconnected | output = invalid |
| (%) | invalid | output = invalid | ||
| VAL < low | RH = low | |||
| VAL > high | RH = high | |||
Output
| Output Name | Range | Description |
| Y | Any floating point value | Output = Enthalpy (t, rh) |