Meriam MFT 4000, User Manual, Page: 103 / 114

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2.2.2 If an RTD type is connected (depending on the Rs value), the MFT displays the measured temperature.
Units can be changed by pressing the MFT Function key (and letting go) and then the appropriate Units
Sensor X key. The various temperature units will display after each button push. Press the Function
key again to return the MFT to standard Measure Mode.
2.2.3 When the MFT is in Measure Mode and the User Measure Cable is connected to the RIO4000 (Rs = 0 )
the MFT will default to the last user setting for RTD Type and display the measured temperature and/or
Ohm reading.
Note:
The last user setting for RTD Type is briefly displayed at the bottom of the LCD.
2.2.4 To Select a New RTD Type, Select the More soft key, then the Sensr soft key and choose the correct
“Sensor X” location that corresponds
with the module bay that the RIO
module and select the
Setup soft
key. The following will be displayed:
2.2.5 Move the right arrow to the “Select New RTD Type” option and press the Select soft key. The following
will be displayed.
Measure
S1: No probe
S2: 0.000 inW20C
S3: 0.00 PSIG
IV: 0.000 mA
Zero Mn/Mx Damp More
MFT Measure Mode Display showing open RTD
MFT Measure Mode Display showing temperature
Measure
S1: 72.8 deg F
S2: 0.000 inW20C
S3: 0.00 PSIG
IV: 0.000 mA
Zero Mn/Mx Damp More
RIO User Select
Select New RTD Type
Pt 100 (385)
Pt 1000 (385)
Pt 100 (392)
Pt 1000 (391)
Pt 25.5 (392)
Pt 200 (385)
Pt 470 (392)
Pt 500 (392)
Pt 500 (391)
Pt 500 (385)
Up Down Select Back
RIO User Select
Select New RTD Type
Fe 1000 (527)
Fe 2000 (527)
User Select
1000
Ω
Cal Res
100
Ω
Cal Res
10
Ω
Cal Res
Up Down Select Back
RIO User Select
Select New RTD Type
Pt 1000 (375)
Pt 100 (393)
Pt 100 (389)
Pt 98 (392)
Pt 200 (392)
Cu 10 (427)
Cu 100 (427)
Ni 100 (618)
Ni 120 (672)
Fe 604 (518)
Up Down Select Back
RIO User Select screen 1
RIO User Select screen 3 RIO User Select screen 2
RIO Setup
Settings & Functions
Select New RTD Type
Display: Degrees or
Ω
Measure Mode
Simulate Mode
Selected RTD Type:
M->Pt 100 (385)
Up Down Select Back
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