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Reference Manual
00809-0100-4021, Rev FB
August 2011
B-3
Rosemount 3144P
Special Conditions for Safe Use (x):
The transmitter is not capable of withstanding the 500 V insulation test as
defined in Clause 6.4.12 of EN50 020. This condition must be taken into
account during installation.
N1 ATEX Type n (Zone 2)
Certificate Number: BAS01ATEX3432X
ATEX Category Marking
II 3 G
Ex nL IIC T6 (T
amb
= –40 to 50 °C)
Ex nL IIC T5 (T
amb
= –40 to 75 °C)
U
i
= 42.4 V
Special Conditions for Safe Use (x):
The transmitter is not capable of withstanding the 500 V insulating test
required by Clause 9.1 of EN50021:1999. This condition must be taken
into account during installation.
ND ATEX Dust Ignition-proof
Certificate Number: KEMA01ATEX2205
ATEX Category Marking
II 1 D
Ex tD A20 IP66 T95 °C (T
amb
= –40 to 80 °C)
Maximum Supply Voltage: 42.4 Vdc
International Certifications
IECEx Certifications
E7 IECEx
Flameproof
Certificate Number: IECEx KEM 09.0035X
Ex d IIC T6 (T
amb
= -40 to 70 °C)
Ex d IIC T5 (T
amb
= -40 to 80 °C)
Maximum Supply Voltage: 42.4 V
Special Conditions for Safe Use (x):
For information on the dimensions of the flameproof joints the
manufacturer shall be contacted.
I7 IECEx Intrinsic Safety
Certificate Number: IECEx BAS 07.0002X
Ex ia IIC T6 (T
amb
= –60 to 50 °C)
Ex ia IIC T5 (T
amb
= –60 to 75 °C)
Table B-2. Input Entity
Parameters
Power/Loop
Sensor
U
i
= 30 V
C
i
= 5 nF
U
o
= 13.6 V
C
i
= 78 nF
I
i
= 300 mA
L
i
= 0
I
o
= 56 mA
L
i
= 0
P
i
= 1.0 W
P
o
= 190 mW
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