Electrical data
Resistor Connection
PTC compliant with DIN 44081 and DIN 44082
Number
1..6 resistors in series
Shut-off value
3.3
Ω
.... 3.65
Ω
... 3.85
Ω
Reset value
1.7
Ω
.... 1.8
Ω
... 1.95
Ω
Trigger tolerance
±
6
°
C
Collective resistance of the sensor loop
<1.65
Ω
Terminal voltage
≤
2.5 V for R
≤
3.65
Ω
,
≤
9 V for R=
∞
Sensor current
≤
1 mA
Short circuit
20
Ω≤
R
≤
40
Ω
Power consumption
60 mA
Testing Conditions
EN 60 947-8
Measurement voltage surge resistance
6000 V
Overvoltage category
III
Pollution degree
2
Measurement isolation voltage Vbis
690 V
Galvanic isolation until Vi
500 V
Permanent ambient temperature
-20
°
C (-4
°
F)... +60
°
C (140
°
F)
EN 60068-2-1 Dry heat
Moisture
5–95%, no condensation allowed
EMC resistance
EN 61000-6-2
EMC emissions
EN 61000-6-4
Vibration resistance
10 ... 1000 Hz 1.14 g
Shock resistance
50 g
Safety System Values
EN 61508 for Tu=75
°
C (167
°
F) ongoing
SIL
2 for maintenance cycle of 2 years
1 for maintenance cycle of 3 years
HFT
0
PFD (for yearly functional test)
4.10 x 10
-3
SFF
78%
λ
s
+
λ
DD
8494 FIT
λ
DU
934 FIT
Ordering number
130B1137
Ordering Information
Design Guide
MG37N102
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