Time Electronics 1090 Portable Process Calibrator - Manual (Page 8)

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1090 Technical Manual P a g e | 8
3.5. RTD (PRT) Source
Select the PRT mode by pressing the SHIFT’ key immediately followed by ‘PRT’
Meas Pt Over o C
Select Source mode by pressing ‘SHIFT immediately followed by ‘SOURCE’
Src Pt –100
o
C
The display may be changed to read in
o
F by pressing ‘SHIFT’ + ‘
o
C/
o
F’ keys
For this mode connect the device to be calibrated to the unit ’ s OUTPUT terminals. The unit
is now ready to simulate a Pt100 probe.
Use the ‘Up/Down’ arrow keys to step change the temperature.
Pressing the ‘ENTER’ key will momentarily display the equivalent ohms value.
3.6. uV/mV Measure
Measuring mV
Press ‘SHIFT’ followed immediately by ‘mV’ to select mV measure mode.
Meas 0.00mV
The unit is ready to measure mV connected at its input terminals.
Measuring uV
To measure uV press ‘SHIFT’ followed immediately by ‘uV’
The unit is ready to measure uV connected
3.7. uV/mV Source
mV Source
Select Source mode by pressing ‘SHIFT immediately followed by ‘SOURCE’
Src 0.000mV
Connect the device to be calibrated to the unit’s output terminals
Enter the desired mV values using the numbered keys or ‘Up/Down’ arrow keys.
uV Source
Select Source mode by pressing ‘SHIFT immediately followed by ‘SOURCE’
Press ‘SHIFT’ followed immediately by ‘uV’
Src 0uV
Connect the device to be calibrated to the unit’s output terminals
Enter the desired uV values using the numbered keys or ‘Up/Down’ arrow keys.
3.8. mA Measure
To select mA Measure mode press ‘SHIFT’ followed immediately by ‘mA’.
Meas 0.00mA
The unit is ready to measure mA at its input terminals.