Samson 3966, Mounting And Operating Instructions

Page: 21 / 48

EB 3966 EN 21
Design and principle of operation
Electric data
Type 3966 -0001 -0002 -0003 -0004 -0005 -0006
Nominal
signal
U
N
6 V DC 12 V DC 24 V DC 120 V DC 240 V AC 120 V AC
U
max
1)
36 V 60 V 60 V 240 V 340 V 240 V
f
N
– – – – 50 to 60 Hz
Switch-
ing
point
ON
U
min. +80 °C
≥4.8 V ≥8.6 V ≥15.6 V ≥87 V ≥188 V ≥97 V
I
N
≥1.4 mA ≥1.4 mA ≥1.4 mA ≥1.9 mA ≥2.0 mA ≥1.9 mA
P
N
≥5.3 mW ≥10.4 mW ≥19.7 mW ≥209 mW ≥459 mW ≥225 mW
OFF U
max. –45 °C
≤1.0 V ≤2.2 V ≤4.2 V ≤26 V ≤55 V ≤29 V
Type of protection Ex d IIC
2)
–
Type 3966 -2101 -2102 -2103
Nominal
signal
U
N
6 V DC 12 V DC 24 V DC
See EU type examination certificate PTB 08 ATEX 1024 for permissible
ambient temperature
Type of protection Ex ia IIC, Ex ia IIIC, Ex tb IIIC 2)
Type 3966 -1101 -1102 -1103
Nominal
signal
U
N
6 V DC 12 V DC 24 V DC
See EU type examination certificate PTB 12 ATEX 2021 for maximum
permissible values when connected to a certified intrinsically safe cir -
cuit.
Type of protection Ex ia IIC, Ex ia IIIC, Ex tb IIIC
2)
Type 3966 -8101 -8102 -8103
Nominal
signal
U
N
6 V DC 12 V DC 24 V DC
See EU type examination certificate PTB 12 ATEX 2021 for maximum
permissible values when connected to a certified intrinsically safe
circuit.
1)
Duty cycle 100 %
2) See section 2.3 on page 14 for markings.