SITRANS TR200/TR300
Operating Instructions, 06/2010, A5E01071992-03
69
Technical data
11
11.1
Technical data
Input point
Resistance thermometer input point
Measured variable
Temperature
Sensor type
According to IEC 60751
Pt25 ... Pt1000
According to JIS C 1604; a=0.00392 K-1
Pt25 ... Pt1000
According to IEC 60751
Ni25 ... Ni1000
Special type
Via special characteristic curve (max. 30 points)
Sensor factor
0.25 ... 10 (adaptation of the basic type, e.g.
Pt100, to version Pt25 ... Pt1000)
Units of measurement
°C or °F
Interface
Standard connection
1 resistance thermometer (RTD) in two-wire,
three-wire or four-wire input
Averaging
2 equal resistance thermometers in two-wire
input for averaging the temperature
Differentiation
2 equal resistance thermometers (RTD) in two-
wire input
(RTD 1 - RTD 2 or RTD 2 - RTD 1)
Connection
Two-wire input
Line resistance can be assigned in the
parameters ≤100 Ω (loop resistance)
Three-wire input
No trim necessary
1)
Four-wire input
No trim necessary
Sensor current
≤ 0.45 mA
Measuring cycle
≤ 250 ms for 1 sensor with break monitoring
Break monitoring
Always active (cannot be switched off)
Short circuit monitoring
Can be switched on/off (default value = ON)
Measuring range
Can be set in the parameters (see table in
chapter Digital measuring error (Page 76))
Min. measuring span
10 °C (18 °F)
Characteristic curve
Linear to temperature or special characteristic
curve
Summary of Contents for sitrans tr300
Page 7: ...Table of contents SITRANS TR200 TR300 6 Operating Instructions 06 2010 A5E01071992 03 ...
Page 21: ...Installation SITRANS TR200 TR300 20 Operating Instructions 06 2010 A5E01071992 03 ...
Page 69: ...Service and maintenance SITRANS TR200 TR300 68 Operating Instructions 06 2010 A5E01071992 03 ...
Page 81: ...Dimension drawings SITRANS TR200 TR300 80 Operating Instructions 06 2010 A5E01071992 03 ...
Page 93: ...Glossary SITRANS TR200 TR300 92 Operating Instructions 06 2010 A5E01071992 03 ...