Samson Series 3730 Mounting And Operating Instructions page 16

Design and principle of operation
Options for Type 3730-2 Positioner
Solenoid valve · Approval acc. to IEC 61508/SIL
Input
Signal "0" no pick-up
Signal "1" safe pick-up
Service life
K coefficient
V
Implementation in safety-
relevant systems acc. to
IEC 61508/SIL
Analog position transmitter
Supply voltage
Output signal
Direction of action
Operating range
Characteristic
Hysteresis and
HF influence
Other influences
Fault indication
Inductive limit switch
SJ2-SN proximity switch
SJ2-S1N proximity switch
External position sensor
Travel
Cable
Permissible ambient
temperature
Vibration immunity
Degree of protection
16
EB 8384-2 EN
24 V DC reverse polarity protection, static destruction limit 40 V;
Current consumption I =
£ 15 V
> 19 V
> 5 x 10 switching cycles
6
0.15
Same as positioner pneumatics
Two-wire transmitter
12 to 30 V DC, reverse polarity protection, static destruction limit 40 V
4 to 20 mA
Reversible
–10 to +114 %
Linear
Same as positioner
Same as positioner
Can be issued with current signal 2.4 ±0.1 mA or 21.6 ±0.1 mA
For connection to switching amplifier acc. to EN 60947-5-6.
Can be used in combination with a software limit switch.
NAMUR NC contact
NAMUR NO contact
Same as positioner
10 m with M12x1 connector, designed for continuous flexing, flame retardant acc.
to VDE 0472, resistant to oils, lubricants, coolants as well as other corrosive media
–60 to +105 °C · Limits specified in the EC Type Examination Certificate addition-
ally apply for explosion-protected devices.
Up to 10 g in the range between 10 and 2000 Hz
IP 67
U - 5.7 V
(corresponding to 4.8 mA at 24 V/114 mW)
3840 W