Bray 6A Series O&M Manual - Manual (Page 36)

All information herein is proprietary and confidential and may not be copied or reproduced without the expressed written consent of BRAY INTERNATIONAL, Inc.
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 : 36
Technical specifications
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
Explosion protection ATEX - Ex d
II 2 G Ex d II C T6
Ex ia/ib
II 2 G Ex ia/ib II C T6
Ex n
II 3 G Ex nA nL[nL] IIC T6
Dust
II 3 D Ex tD A22 IP66
T100°C
Mounting location - Zone 1 Zone 2/22
Permissible ambient temperature for
operation
At ≤ -10 °C (+14 °F) the display refresh
rate of the indicator is limited.
(for basic devices with EX ia/ib and Ex n
protection the following applies: Only T4
is permissible when using I
y
module)
-30 ... +80 °C
(-22 ... +176 °F)
T4: -30 ... +80 °C (-22 ... +176 °F)
T5: -30 ... +65 °C (-22 ... +149 °F)
T6: -30 ... +50 °C (-22 ... +122 °F)
Electrical specifications
Input
2-wire connection (terminals 6/8)
Rated signal range
4 ... 20 mA
Current to maintain the auxiliary power
supply
≥ 3.6 mA
Required load voltage
U
B
(corresponds to Ω at 20 mA)
• Without HART (6DR50..)
- Typical 6.36 V
(corresponds to 318 Ω)
7.8 V
(corresponds to 390 Ω)
- max. 6.48 V
(corresponds to 324 Ω)
8.3 V
(corresponds to 415 Ω)
• Without HART (6DR53..)
- Typical 7.9 V
(corresponds to 395 Ω)
–
- max. 8.4 V
(corresponds to 420 Ω)
–
• With HART (6DR51..)
- Typical 6.6 V
(corresponds to 330 Ω)
–
- max. –
• With HART (6DR52..)
- Typical – 8.4 V
(corresponds to 420 Ω)
- max. – 8.8 V
(corresponds to 440 Ω)
• Static destruction limit ± 40 mA –
Internal capacitance C
i
• Without HART – 22 nF 22 nF (at "nL")
• With HART – 7 nF 7 nF (at "nL")
Internal inductance L
i
• Without HART – 0.12 mH 0.12 mH (at "nL")
• With HART – 0.24 mH 0.24 mH (at "nL")
For connection to circuits with the fol-
lowing 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