12.10.3 Inductive Limit Switches (ILS) 6DR4004-6G / -8G
Without explosion protec‐
tion
With explosion protection
Ex "ia", "db ia"
With explosion protection
Ex "ic", "ec", "tb"
6DR4004-8G 6DR4004-6G 6DR4004-6G
Limit encoder with slotted initiators
and fault message output
2 slotted initiators
● Digital output (limit monitor) A1: Terminals 41 and 42
● Digital output (limit monitor) A2: Terminals 51 and 52
● Connection
2-wire technology in accordance with EN 60947-5-6 (NAMUR), for switching ampli‐
fiers connected on load side
● Signal state High
(not triggered)
> 2.1 mA
● Signal state Low (triggered)
< 1.2 mA
● 2 slotted initiators
Type SJ2-SN
● Function
NC contact (NC, normally closed)
● Connecting to circuits with the fol‐
lowing peak values
Rated voltage 8 V, power
consumption:
≥ 3 mA (limit not activa‐
ted),
≤ 1 mA (limit activated)
U
i
≤ DC 15 V
I
i
≤ 25 mA
P
i
≤ 64 mW
"ic":
U
i
≤ DC 15 V
I
i
≤ 25 mA
"ec"/"tb":
U
n
≤ DC 15 V
P
n
≤ 64 mW
Effective internal capacitance - C
i
≤ 161 nF C
i
≤ 161 nF
Effective internal inductance - L
i
≤ 120 μH L
i
≤ 120 μH
1 fault message output
● Digital output: Terminals 31 and 32
● Connection
At switching amplifier in accordance with EN 60947-5-6: (NAMUR), U
Aux
= 8.2 V, R
i
=
1 kΩ).
● Signal state High
(not triggered)
R = 1.1 kΩ > 2.1 mA > 2.1 mA
● Signal state Low (triggered)
R = 10 kΩ < 1.2 mA < 1.2 mA
● Auxiliary power U
Aux
U
Aux
≤ DC 35 V
I ≤ 20 mA
- -
● Connecting to circuits with the fol‐
lowing peak values
- U
i
≤ DC 15 V
I
i
≤ 25 mA
P
i
≤ 64 mW
"ic":
U
i
≤ DC 15 V
I
i
≤ 25 mA
"ec"/"tb":
U
n
≤ DC 15 V
P
n
≤ 64 mW
Effective internal capacitance - C
i
≤ 5.2 nF C
i
≤ 5.2 nF
Effective internal inductance - L
i
= negligibly small L
i
= negligibly small
Galvanic isolation The 3 outputs are galvanically isolated from the basic device.
Test voltage DC 840 V, 1 s
Technical data
12.10 Option modules
SIPART PS2 with 4 to 20 mA/HART
252 Operating Instructions, 11/2019, A5E00074631-AE
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