S8 Rtd Temperature; Rtd Types - GE 469 Instruction Manual

Motor management relay
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5.9

S8 RTD Temperature

5.9.1

RTD Types

TYPES
5–70
PATH: SETTINGS
S8 RTD TEMPERATURE
RTD
[ ]
MESSAGE
MESSAGE
MESSAGE
Each of the twelve RTDs may be configured as "None" or any one of four application types:
"Stator", "Bearing", "Ambient", or "Other". Each of these types may in turn be any one of
four different RTD types: "100 Ohm Platinum", "120 Ohm Nickel", "100 Ohm Nickel", or "10
Ohm Copper". The table below lists RTD resistance versus temperature.
Temperature
° C
° F
–50
–58
–40
–40
–30
–22
–20
–4
–10
14
0
32
10
50
20
68
30
86
40
104
50
122
60
140
70
158
80
176
90
194
100
212
110
230
120
248
130
266
140
284
150
302
160
320
RTD TYPES
STATOR RTD TYPE:
100 Ohm Platinum
BEARING RTD TYPE:
100 Ohm Platinum
AMBIENT RTD TYPE:
100 Ohm Platinum
OTHER RTD TYPE:
100 Ohm Platinum
Table 5–2: RTD Temperature vs. Resistance
100 Ω Pt
120 Ω Ni
(DIN 43760)
80.31
86.17
84.27
92.76
88.22
99.41
92.16
106.15
96.09
113.00
100.00
120.00
103.90
127.17
107.79
134.52
111.67
142.06
115.54
149.79
119.39
157.74
123.24
165.90
127.07
174.25
130.89
182.84
134.70
191.64
138.50
200.64
142.29
209.85
146.06
219.29
149.82
228.96
153.58
238.85
157.32
248.95
161.04
259.30
469 MOTOR MANAGEMENT RELAY – INSTRUCTION MANUAL
CHAPTER 5: SETTINGS
Range: see below
Range: see below
Range: see below
Range: see below
100 Ω Ni
10 Ω Cu
71.81
7.10
77.30
7.49
82.84
7.88
88.45
8.26
94.17
8.65
100.00
9.04
105.97
9.42
112.10
9.81
118.38
10.19
124.82
10.58
131.45
10.97
138.25
11.35
145.20
11.74
152.37
12.12
159.70
12.51
167.20
12.90
174.87
13.28
182.75
13.67
190.80
14.06
199.04
14.44
207.45
14.83
216.08
15.22

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