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Reference Manual
00809-0100-4021, Rev DA
November 2004
Rosemount 3144P
B-4
N7 Type N Approval
Certificate Number: AUS Ex 02.3794X
Ex n IIC T6 (T
amb
= –60 to 50 °C)
Ex n IIC T5 (T
amb
= –60 to 75 °C)
IP66
U
n
= 55 V
P
n
= 1.3 W
I7 Intrinsic Safety Approval
Certificate Number: AUS Ex 02.3794X
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
Special Conditions for Safe Use (x):
1. For options using the transient protection board, the apparatus should
be connected to earth with a copper conductor of 4 mm
2
or greater.
2. For the label with more than one type of marking on it, upon
completion of commissioning the apparatus the irrelevant marking
code(s) shall be permanently scribed off.
Brazilian Certifications
Centro de Pesquisas de Energia Eletrica (CEPEL) Approval
I2 CEPEL Intrinsic Safety – Consult factory for availability.
Japanese Certifications
Japanese Industrial Standard (JIS) Flameproof Certification
E4 Without sensor: Ex d IIB T6 (T
amb
= –20 to 55 °C)
With sensor: Ex d IIB T4 (T
amb
= –20 to 55 °C)
Combination Certifications
Stainless steel certification tag is provided when optional approval is
specified. Once a device labeled with multiple approval types is installed, it
should not be reinstalled using any other approval types. Permanently mark
the approval label to distinguish it from unused approval types.
KA Combination of K1 and K6
KB Combination of K5 and K6
K1 Combination of E1, N1, and I1
K7 Combination of E7, N7, and I7
K5 Combination of I5 and E5
Power/Loop Sensor
U
i
= 30 V dc C
i
= 0.005 µF U
o
= 13.6 V C
o
= 0.66 µF
I
i
= 300 mA L
i
= 20 µH I
o
= 100 mA L
o
= 1.9 mH
P
i
= 1.0 W P
o
= 80 mW