55
Reference Manual
00809-0100-4825, Rev CB
Appendix A: Specifications and reference data
March 2014
Specifications and Reference Data
Sensor connections
Transmitter accuracy and ambient temperature effects
Note
The accuracy and ambient temperature effect is the greater of the fixed and percent of span values
(see example below).
Rosemount 248 Sensor connections diagram
* Rosemount Inc. provides 4-wire sensors for all single element RTDs. You can use these RTDs in 3-wire
configurations by leaving the unneeded leads disconnected and insulated with electrical tape.
1 2 3 4
2 3 4
1 2 3 4
1 2 3 4
1
2-wire
RTD and
3-wire*
RTD
and
4-wire
RTD
and
T/C
and mV
