4 T 8384-6 EN
Binary contacts
Two software limit switches with reverse polarity protection, configurable switching behavior, default settings according to table below
Signal status No response
£
1.2 mA
Response
³
2.1 mA
One fault alarm contact, floating
Signal status No response/No
alarm
³
2.1 mA
Response/Fault alarm
£
1.2 mA
To be connected to NAMUR switching amplifier acc. to EN 60947-5-6
Materials
Housing Die-cast aluminum EN AC-AlSi12(Fe) (EN AC-44300) acc. to DIN EN 1706 · Chromated and powder
paint coated · Special version in stainless steel 1.4581
External parts Stainless steel 1.4571 and 1.4301
Cable gland Polyamide, black, M20 x 1.5
Weight Approx. 1.0 kg
Table 1a · Options for Type 3730-6 Positioner
Electronic forced venting· Approval acc. to IEC 61508/SIL
Input 24 V DC reverse polarity protection, static destruction limit 40 V
Current consumption I =
U5.7V
3840
-
W
(corresponding to 4.8 mA at 24 V/114 mW)
Signal "0" no pick-up
£
12 V
Signal "1" safe pick-up
> 19 V
Use in safety-instrumented
systems in compliance with
IEC 61508/SIL
Suitable for use in safety-instrumented systems up to SIL 2
– triggered by the set point,
emergency venting depending on positioner version at
£
3.8 mA or at
£
4.4 mA
– by the optional forced venting, emergency venting at
£
12 V
Suitable for use in safety-instrumented systems up to SIL 3
The current circuit of the set point and the forced venting must both be operated in a safety-instrumented sys-
tem
Solenoid valve · Approval acc. to IEC 61508/SIL
Input 24 V DC reverse polarity protection, static destruction limit 40 V
Current consumption I =
U5.7V
3840
-
W
(corresponding to 4.8 mA at 24 V/114 mW)
Signal "0" no pick-up
£
12 V
Signal "1" safe pick-up > 19 V
Service life > 5 x 10
6
switching cycles
Use in safety-instrumented
systems in compliance with
IEC 61508/SIL
Suitable for use in safety-instrumented systems up to SIL 2
– triggered by the set point
emergency venting depending on positioner version at
£
3.8 mA or at
£
4.4 mA
– by the optional forced venting, emergency venting at
£
12 V
Suitable for use in safety-instrumented systems up to SIL 3
The current circuit of the set point and the forced venting must both be operated in a safety-instrumented sys
-
tem
Analog position transmitter
Two-wire transmitter · Galvanically isolated
Supply voltage 12 to 30 V DC · Reverse polarity protection · Static destruction limit 40 V
Output signal 4 to 20 mA
Direction of action Reversible
Operating range –10 to +114 %
Characteristic Linear
Hysteresis and HF influence or
other influences
Same as positioner
Fault indication Can be issued with current signal 2.4 ±0.1 mA or 21.6 ±0.1 mA
Inductive limit switch
For connection to switching amplifier acc. to EN 60947-5-6.
Can be used in combination with a software limit switch.
SJ2-SN proximity switch
NAMUR NC contact
SJ2-S1N proximity switch
NAMUR NO contact
(12 Seiten)
(11 Seiten)
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