Since the function can be utilized in various measurement modes, the
default values are set to the extremes; thus, it is very important to set
correct limit values to suit the application before the deadband supervision
works properly.
3.13.2.9
RTD temperature vs. resistance
Table 56:
Temperature vs. resistance
Temp
°C
Platinum TCR 0.00385
Nickel TCR 0.00618
Copper TCR
0.00427
Pt 100
Pt 250
Ni 100
Ni 120
Ni 250
Cu 10
-40
84.27
210.675
79.1
94.92
197.75
7.49
-30
88.22
220.55
84.1
100.92
210.25
-
-20
92.16
230.4
89.3
107.16
223.25
8.263
-10
96.09
240.225
94.6
113.52
236.5
-
0
100
250
100
120
250
9.035
10
103.9
259.75
105.6
126.72
264
-
20
107.79
269.475
111.2
133.44
278
9.807
30
111.67
279.175
117.1
140.52
292.75
-
40
115.54
288.85
123
147.6
307.5
10.58
50
119.4
298.5
129.1
154.92
322.75
-
60
123.24
308.1
135.3
162.36
338.25
11.352
70
127.07
317.675
141.7
170.04
354.25
-
80
130.89
327.225
148.3
177.96
370.75
12.124
90
134.7
336.75
154.9
185.88
387.25
-
100
138.5
346.25
161.8
194.16
404.5
12.897
120
146.06
365.15
176
211.2
440
13.669
140
153.58
383.95
190.9
229.08
477.25
14.442
150
-
-
198.6
238.32
496.5
-
160
161.04
402.6
206.6
247.92
516.5
15.217
180
168.46
421.15
223.2
267.84
558
-
200
175.84
439.6
240.7
288.84
601.75
-
3.13.2.10
RTD/mA input connection
RTD inputs can be used with a 2-wire or 3-wire connection with common ground. When
using the 3-wire connection, it is important that all three wires connecting the sensor are
Section 3
1MAC059074-MB A
Basic functions
120
615 series ANSI
Technical Manual
Summary of Contents for Relion 615 series
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