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NI TB-9214 Calibration Procedure
Initial Setup
Complete the following steps to set up the NI TB-9214.
1.
Install NI-DAQmx.
2.
Make sure the NI cDAQ-9178 power source is not connected.
3.
Connect the NI cDAQ-9178 to the system safety ground.
a.
Attach a ring lug to a 14 AWG (1.6 mm) wire.
b.
Connect the ring lug to the ground terminal on the side of the NI cDAQ-9178 using
the ground screw.
c.
Attach the other end of the wire to the system safety ground.
4.
Install the NI 9214 in slot 8 of the NI cDAQ-9178 chassis. Leave slots 1 through 7 of the
NI cDAQ-9178 chassis empty.
5.
Connect the NI cDAQ-9178 chassis to your host computer.
6.
Connect the power source to the NI cDAQ-9178 chassis.
7.
Launch Measurement & Automation Explorer (MAX).
8.
Right-click the device name and select
Self-Test
to ensure that the module is working
properly.
Verification
The following performance verification procedure describes the sequence of operation and test
points required to verify the NI TB-9214 and assumes that adequate traceable uncertainties are
available for the calibration references.
Terminal Block CJC Verification
Complete the following procedure to determine the As-Found status of the NI TB-9214.
1.
Loosen the captive screws and remove the top cover from the NI TB-9214.
2.
Connect the thermocouple calibrator to the NI TB-9214 using the barrier strip assembly
created in the
Building the Barrier Strip Assembly
section. Refer to Figure 3 for a
connection diagram.