Siemens SIMOTICS-T 1FW6 Series, Руководство по эксплуатации

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Description
2.5 Design
Naturally cooled 1FW6 built-in torque motors
42
Operating Instructions, 07/2017, 6SN1197-0AF02-0BP2
Table 2- 7 Technical data of the PTC temperature sensors
Name Description
Type PTC triplet acc. to DIN 44082
Individual PTC temperature sensor according to
DIN 44081
Response threshold
(nominal response temperature ϑ
NAT
)
130 °C ± 5 K
80 °C ± 5 K
Resistance when cold R (20 °C) in the PTC
triplet and in the individual PTC temperature
sensor
See characteristic
at -20 °C < T < ϑ
NAT
-20 K
R ≤ 3 x 250 Ω + 1 x 250 Ω
R ≤ 1000 Ω
Minimum resistance when hot R in the PTC
triplet and in the individual PTC temperature
sensor
See characteristic
at T ≤ ϑ
NAT
– 5 K
R ≤ 3 x 550 Ω + 1 x 550 Ω
R ≤ 2200 Ω
at T > ϑ
NAT
+ 5 K
R ≥ 3 x 1330 Ω + 1 x 1330 Ω
R ≥ 5320 Ω
at T > ϑ
NAT
+ 15 K
R ≥ 3 x 4000 Ω + 1 x 4000 Ω
R ≥ 16000 Ω
Typical characteristic R( ϑ ) of a PTC
temperature sensor according to DIN 44081