How far can I run my thermocouples?
Very long thermocouple runs are possible as long as certain precautions are followed.
Most instrumentation today have a high input impedance and thermocouple wire is relatively low resistance.
...
What is the output of a thermocouple?
Thermocouple output is a small voltage (mV) that relates to the temperature
difference between the sensing end and the termination end.
For the voltage relationship:
Thermocouple
Reference
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What are the color codes for thermocouples?
Thermocouple Color Codes:
Thermocouple wiring is color coded by
thermocouple types. Different countries utilize different color coding. Jacket
coloring is sometimes a colored stripe instead o ...
Changing from thermocouple to RTD input on 2810 or 3810
You must do the following to switch from thermocouple to RTD on the 2810 / 3810 series:
1) Remove the compensator from terminals 1 & 2 (on housing)
2) Change S1 input switch form thermoc ...
Sample Rates For DaqPRO Data Loggers
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DaqPRO Data Logger Sample Rates
Sample rates depend on the number and type of inputs selected.
1 Input - Excluding Temperature:
4000|2000|500|100|50|25|10|1
Sa ...
Why does my display show [OPEN] instead of the Process Value?
This error message indicates that the signal from your sensor is absent. This may be caused by a faulty sensor, a break in the wiring from the sensor to the instrument, or a loose connection on th ...
How can I measure DC current with the MMS3000 T6V4?
It is possible to measure current with the T6V4 by
placing a shunt resistor in the current path, and measuring the voltage over
the resistor.
For example see the diagr ...
How do I use the 2300 with input voltages of greater than 50mV?
The model 2300 supports the following signal types Thermocouple, PT100, DcmA,
and DCmV. It is possible to use it with a DC voltage signal by using external
resistors to drop the voltage sign ...
How do I change the thermocouple type or range on my 4400?
Warning this will clear all control & program
settings to default factory settings.
To enter Configuration Mode & change the input range:
This procedure is assuming that the hardware d ...
It is impossible to change the Hardware Definition code.
You are likely in the read only mode instead of the configuration mode or the input jumpers are in the wrong position.
Note: changing items in the configuration mode will clear all other se ...