Watlow F4T Install & Troubleshooting
•
47
•
Chapter 8 Appendix
Operating Range
Input Type
Range Low
Range High
J
-210
°C
1200
°C
K
-270 °C
1371 °C
T
-270 °C
400
°C
N
-270 °C
1300
°C
E
-270 °C
1000
°C
R
-50
°C
1767 °C
S
-50
°C
1767 °C
B
-50
°C
1816
°C
C
0
°C
2315
°C
D
0
°C
2315
°C
F (PTII)
0
°C
1343
°C
RTD (100 ohm)
-200
°C
800
°C
RTD (1000 ohm)
-200
°C
800
°C
mV
-50
50
Volts
0
10
mAdc
0
20
mAac
-50
50
Potentiometer, 1K
range
0
1200 ohms
Resistance, 5K range
0
5000 ohms
Resistance, 10K range
0
10000 ohms
Resistance, 20K range
0
20000 ohms
Resistance, 40K range
0
40000 ohms
1 Thermistor Input
Input Type
Max Error @
25 Deg C
Accuracy
Range Low
Accuracy
Range High
Units
Thermistor, 5K range
±5
0
5000
Ohms
Thermistor, 10K range
±10
0
10000
Ohms
Thermistor, 20K range
±20
0
20000
Ohms
Thermistor, 40K range
±40
0
40000
Ohms
•
0 to 40KΩ, 0 to 20KΩ, 0 to 10KΩ, 0 to 5KΩ
•
2.252KΩ and 10KΩ base at 77°F (25°C)
•
Linearization curves built in
• Third party Thermistor compatibility requirements
Base R @ 25C Alpha Techniques
Beta THERM
YSI
2.252K
Curve A
2.2K3A
004
10K
Curve A
10K3A
016
10K
Curve C
10K4A
006
