Danfoss VLT AQUA Drive FC 202 Design Manual page 172

Specifications
Electrical Data
Resistor connection
PTC compliant with DIN 44081 and DIN 44082
Number
Shut-off value
Reset value
Trigger tolerance
Collective resistance of the sensor loop
Terminal voltage
Sensor current
Short-circuit
Power consumption
Testing conditions
EN 60 947-8
Measurement voltage surge resistance
Overvoltage category
7 7
Pollution degree
Measurement isolation voltage Vbis
Reliable galvanic isolation until Vi
Rated ambient temperature range
Moisture
Vibration resistance
Shock resistance
Safety system values
EN 61508 for Tu=75 °C ongoing
SIL
HFT
PFD (for yearly functional test)
SFF
λ + λ
s DD
λ
DU
Ordering number 130B1137
170
Design Guide
Danfoss A/S © 09/2014 All rights reserved.
1..6 resistors in series
3.3 Ω.... 3.65 Ω ... 3.85 Ω
1.7 Ω .... 1.8 Ω ... 1.95 Ω
≤ 2.5 V for R ≤ 3.65 Ω, ≤ 9 V for R = ∞
20 Ω ≤ R ≤ 40 Ω
-20 °C to +60 °C
EN 60068-2-1 dry heat
5-95%, no condensation permissible
10 to 1000 Hz 1.14 g
2 for maintenance cycle of 2 years
1 for maintenance cycle of 3 years
MG20N602
± 6 °C
< 1.65 Ω
≤ 1 mA
60 mA
6000 V
III
2
690 V
500 V
50 g
0
-3
4.10x10
78%
8494 FIT
934 FIT