Test Products International 597C1 - Manual (Page 7)

Using record (REC) and recall (RCL)
1. Press the key to activate record mode.
2. Press the key repeatedly to toggle the display through maximum,
minimum, average readings, and to activate PC communication.
Maximum reading = “MAX” displayed
Minimum reading = “MIN” displayed
Average reading = “AVG” displayed
RS-232 communication active = “RS-232” displayed
3. Press the key to return to normal operation.
6. PC Communication (RS-232)
1. Connect the A500 RS232 cable to the TPI 597 and computer.
2. As outlined above, turn the 597 on and activate communication mode.
3. Open Microsoft Hyper Terminal (or other serial program) and set the COM
port as shown below.
a. Baud Rate: 9600
b. Data Bits:
8
c. Parity: None
d. Stop Bits: 1
e. Flow Control: None
4. The TPI 597 will stream data in ASCII format with an update rate of
approximately 5 seconds.
REC
RCL
REC
5. Operating Instructions
1. Press the key to turn the 597 on.
2. Humidity will be displayed in the upper portion of the display and
temperature will be displayed in the bottom portion of the display.
3. Press the key to select the desired unit of measure for
temperature.
4. Hold the sensor wand in the area to be tested.
4. Press the key to cycle through the type of displayed temperature.
Ambient temperature = “Ta” displayed
Dew Point temperature = “Td” displayed
Wet Bulb temperature = “Tw” displayed
5. Press the key to freeze the displayed readings as necessary.
HOLD
MODE
°C
°F
Relative humidity (RH) dis-
played in percent.
Temperature displayed in
Celsius or Fahrenheit.
Ta = Ambient Temperature
Td = Dew Point Temperature
Tw = Wet Bulb Temperature