Emerson Fisher 846 Instruction Manual page 6

Current-to-pressure transducers
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Type 846 and Model 3311
Enclosure Rating
NEMA 4X (FM, Factory Mutual)
CSA Enclosure Type 4X (CSA, Canadian
Standards Association)
IP66 (BASEEFA)
IP65 (SAA, Standards Association of Australia)
IP65 (GOST)
Tropicalization (Fungus test per MIL-STD-810)
Construction Materials
Housing: Low-copper aluminum or 316 stainless
steel
1. This term is defined in ISA Standard S51.1-1979.
3
2. Normal m
/hr—Normal cubic meters per hour (0_C and 1.01325 bar, absolute). Scfm—Standard cubic feet per minute (60_F and 14.7 psia).
3. Reference Conditions: 4.0 to 20 mA dc input, 0.2 to 1.0 bar (3 to 15 psi) output, and 1.4 bar (20 psi) supply pressure.
4. 0.14 bar (2 psi) for a 2.3 bar (33 psi) output
5. Metric calibration also available.
B2464
Port
Electrostatic discharge (ESD)
Enclosure
Radiated EM field
Rated power frequency magnetic field
Burst (fast transients)
I/O signal/control Surge
I/O signal/control
Conducted RF
Specification limit = ±1% of span
1–6
Table 1-1. Specifications (continued)
INFORMATION IN THIS AREA
IDENTIFIES THE HAZARDOUS AREA
CLASSIFICATION AND APPROVALS
FOR THE PRODUCT SPECIFIED ON
THE EQUIPMENT ORDER
Figure 1-3. Typical Nameplate
Table 1-2. EMC Immunity Performance Criteria
Phenomenon
O-Rings: Nitrile except silicone for sensor
O-rings
Options
Type 67CFR filter regulator, supply and output
gauges or tire valve remote pressure reading,
module cover with multiple stroke ports, stainless
steel housing, or stainless steel mounting bracket.
Weight
Aluminum: 2.9 kg (6.5 lb) excluding options
Stainless Steel: 6.7 kg (14.8 lb) excluding
options
CE MARK APPEARS ONLY ON UNITS
WITH EUROPEAN APPROVALS
Basic
Standard
IEC 61000-4-2
80 to 1000 MHz, 10 V/m
IEC 61000-4-3
IEC 61000-4-8
IEC 61000-4-4
IEC 61000-4-5
1 kV (line to ground only)
IEC 61000-4-6
150 kHZ to 80 MHz at 3 volts
Instruction Manual
February 2002
Test Level
4 kV contact
8 kV air
1 kHZ AM at 80%
60 A/m at 50 Hz
1 kV
Form 5739
Performance
Criteria
A
A
A
A
B
B

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