Technical data, Series 6a operation & maintenance – technical data, 6a o & m : 30 – Bray 6A Series O&M Manual User Manual
Page 30: 1 basic units

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The technical data herein is for general information only. Product suitability should be based solely upon customer’s detailed knowledge and experience with their application.
Series 6A Operation & Maintenance – Technical Data
6A O & M : 30
TeChnICAl DATA
1 Basic Units
3-/4-wire device (terminals 2/4 and
6/8) (6DR52.. and 6DR53..)
• Power supply U
H
18 ... 35 V DC
18 ... 30 V DC
• Current consumption I
H
(U
H
- 7.5 V)/2,4 kΩ [mA]
• Internal capacitance C
i
–
22 nF
22 nF (at "nL")
• Internal inductance L
i
–
0.12 mH
0.12 mH (at "nL")
• For connection to circuits with the
following peak values
–
intrinsically safe
U
i
= 30 V DC
I
i
= 100 mA
P
i
= 1 W
at "nA" and "tD":
U
n
= 30 V DC
I
n
= 100 mA
at "nL":
U
i
= 30 V DC
I
i
= 100 mA
Current input I
W
Rated signal range
0/4 ... 20 mA
Load voltage at 20 mA
≤ 0.2 V (corresponds to 10 Ω)
≤ 1 V (corresponds to 50 Ω)
Internal capacitance Ci
–
22 nF
22 nF (at "nL")
Internal inductance Li
–
0.12 mH
0.12 mH (at "nL")
For connection to circuits with the
following peak values
–
intrinsically safe
U
i
= 30 V DC
I
i
= 100 mA
P
i
= 1 W
at "nA" and "tD":
U
n
= 30 V DC
I
n
= 100 mA
at "nL":
U
i
= 30 V DC
I
i
= 100 mA
Electrical isolation
between U
H
and I
W
between U
H
and I
W
(2 intrinsically safe cir-
cuits)
between U
H
and I
W
Test voltage
840 V DC, (1 s)
Connections
• Electrical
Screw terminals 2.5
AWG28-12
Cable gland M20x1.5 or
½-14 NPT
Screw terminals 2.5
AWG28-12
Ex d certified cable gland
M20x1.5, ½-14 NPT or
M25x1.5
Screw terminals 2.5 AWG28-12
Cable gland M20x1.5 or ½-14 NPT
• Pneumatic
Female thread G1/4 EN ISO 228-1 or
¼ -18 NPT
External position sensor (potentiome-
ter or NCS; as option) with the follow-
ing peak values
• U
o
–
5 V
• I
o
(static)
–
75 mA
• I
s
(short-time)
–
160 mA
–
• P
o
–
120 mW
Maximum permissible external
capacitance C
o
–
1 μF
Maximum permissible external
inductance L
o
–
1 mH
SIPART PS2
Basic device
without Ex protection
Basic device
with Ex d protection
(flameproof enclosure)
Basic device
with Ex ia/ib protection
Basic device
with Ex n/
dust protection
Technical specifications