Brooks Instrument Ar-Mite 3750 Manual De Instalación Y Operación página 13

Installation and Operation Manual
X-VA-MT3750C-eng
Part Number: 541B063AAG
February, 2011
Figure 1-3 Model MT 3750C with Transmitter / Inductive Alarm
Transmitter: 3750
The transmitter provides accurate magnet angle detection and conversion
to a 4 - 20 mA industry standard output signal, based on the position of a
float assembly in the flowmeter. This rugged, compact, microprocessor-
driven device is capable of providing accurate flow information to your
external support systems. The patented magnetic sensor with automatic
gain control enables an extremely high dynamic capture range without
sacrificing accuracy. (Refer to Figures 1-1, 1-4 and 1-5)
Data Certifications:
E.M.C. Directive 89/336/EEL according to EN 61326 (1997)
Flame-proof/ Explosion-proof:
Power Supply 28 Vdc, 4-20 mA
Ambient Temperature: -25
Flameproof/ Explosion-proof
ATEX: KEMA 01ATEX2174
II 2 G Ex d IIC T6
II 2 D Ex tD A 21 IP66 T 85
per EN 60079-0: 2006; EN 60079-1:
2004; EN61241-0: 2006;
EN61241: 2004
UL: United States and Canada Ul Listed, E73889
XP Class I, Div.1, Groups A, B, C, and D, T6
DIP Class II, Div. 1, Groups E, F, and G
per UL 1203: 2000; CSA-30: 1986
Class I, Zone 1 AEx d IIC T6
per UL 2279: 1996
Ex d IIC T6
per CSA E79-0:2002; CSA E79-1:2002
NEPSI: (China) GYJ05218
Ex d IIC T6
per GB3836.1: 2000; GB3836.2: 2000
Section 1 Introduction
Brooks Ar-Mite
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MT 3750C
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1-7