Fairchild Moisture-Resistant Electro-Pneumatic Transducer, Model TXI7850

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TFXI7850-401

Name: FAIRCHILD Model TXI7850 Explosion-Proof Moisture Resistant Electro-Pneumatic Transducer, FM, 4-20 mA Input, 3-15 psig Output
Brand: Fairchild Industrial Products
SKU: TFXI7850-401
Price: 1740.51 USD
Availability: InStock

Series: Model TXI7850 Moisture Resistant I/P Pressure Transducer Brand: Fairchild Industrial Products

FAIRCHILD Model TXI7850 Explosion-Proof Moisture Resistant Electro-Pneumatic Transducer, FM, 4-20 mA Input, 3-15 psig Output

Price

$1,740.51 USD

Stock

2 In Stock

Quantity

Request Information

Output Range: 3-15 psig, 0.2-1 bar, 20-100 kPa
Supply Pressure: 20-120 psig, 1.5-8 bar, 150-800 kPa
Conduit Fitting: 1/2" NPT
Underwriting Group: Factory Mutual
Temperature Range: -40°F to +160°F, -40°C to 71.2°C
Input: 4-20 mA
Materials of Construction:
- Body & Housing: Chromate Treated Aluminum
- Trim: Zinc Plated Steel, Stainless Steel
- Orifice: Aluminum, Sapphire
- Elastomers: Nitrile
- Finish: Epoxy Powder Coating

Specifications

Brand

Fairchild Industrial Products

Signal Impedance

3-Wire Voltage Input: 10 Kilohms

Elastomers

Nitrile

BSP Connection

1/4" BSPT Female

Air Consumption

Maximum

Electrical Connectors

1/2" NPT

Environmental Protection

Explosion-proof
Intrinsically Safe
IP56
IP66
NEMA 4X

Cable Length

100 ft (30 metres)
19.69 feet (6 m)
50 ft (15.2 m)

Supply Pressure Effect

Less than 0.1 psig (0.7 kPa, 0.007 bar) Change for 10 psig (0.7 kPa, 0.007 bar) Supply Change - for Extended Range

Supply Voltage

3-Wire Voltage Input: 7.2-30 Vdc, less than 3 mA

Output Pressure

bar: 0 to 8
kPa: 0 to 800
psig: 0 to 120

Storage Temperature

-40° to 82° C (-40° to 180° F)

Exhaust Capacity - Relieving Units Only

2 scfm (3.4 m³/hour)

NPT Connection

1/4" NPT Female

Accuracy

0.15 % of Full Scale Typical ISA S51.1
0.25 % of Full Scale Guaranteed ISA S51.1

Vibration Effect

± 1 % of Span Under the Following Conditions: 5 to 15 Hz at 0.75" Constant Displacement 15 to 500 Hz at 10 G's

Operating Voltages

7.2 Vdc at 20 mA (4-20 mA Signal)

Enclosure, Body Material

Chromate Treated Aluminum

Input

4-20 mA

Operating Temperature

-40° to 71° C (-40° to 160° F)

Temperature Effect

+0.5 % to +0.04 %/°F Temperature Change of Span Typical
+0.5 % to +0.06 %/°F Temperature Change of Span Typical for Extended Range

Relief

Relieving

Repeatability

≤ 0.1 % of Full Scale

Orifice Material

Aluminum
Sapphire

Electromagnetic Interference Effect

EMC Directive 89/336/EEC European Norms EN 61326

Vent

Straight
Tapped Exhaust

Hysteresis

≤ 0.1 % of Full Scale
≤ 0.25 % of Full Scale to for Extended Range

Frequency

-3 Db at 2 Hz Per ISA S26.4.3.1 Load Configuration A - Extended Range
-3 Db at 5 Hz Per ISA S26.4.3.1 Load Configuration

Deadband, Approximate

≤ 0.02 % of Full Scale

Enclosure Finish

Epoxy Powder-Coated

Trim Material

Stainless Steel
Zinc-Plated Steel

Supply Pressure

For Output Range 0 to 120 psig: 125 to 150 psig (8.8 to 10 bar, 880 to 1,000 kPa) to Extended
For Output Range 0 to 30 psig (0 to 2 bar, 0 to 200 kPa): 35 to 150 psig (2.4 to 10 bar, 240 to 1,000 kPa) to Extended
For Output Range 0 to 60 psig: 65 to 150 psig (4.6 to 10 bar, 460 to 1,000 kPa) to Extended
For Output Range psig: 3 to 15: psig: 20 to 120 (bar: 1.5 to 8, kPa: 150 to 800)
For Output Range psig: 3 to 27: psig: 32 to 120 (bar: 2.2 to 8, kPa: 220 to 800)
For Output Range psig: 6 to 30: psig: 35 to 120 (bar: 2.4 to 8, kPa: 240 to 800)

Span - Minimum

For Output Range 0 to 120 psig: 50 psig (3 bar, 300 kPa) to Extended Range
For Output Range 0 to 30 psig: 12.5 psig (0.85 bar, 85 kPa) to Extended Range
For Output Range 0 to 60 psig: 25 psig (1.5 bar, 150 kPa) to Extended Range
For Output Range psig: 3 to 15 - psig: 5 (bar: 0.35, kPa: 35)
For Output Range psig: 3 to 27 - psig: 10 (bar: 0.7, kPa: 70)
For Output Range psig: 6 to 30 - psig: 10 (bar: 0.7, kPa: 70)

Flow Rate

11 scfm (18.7 m³/hour) at psig: 150 (bar: 10, kPa: 1,000) Supply & Midscale Output - Extended Range
2.5 scfm (4.25 m³/hour) at psig: 25 (bar: 1.7, kPa: 170) Supply & psig: 9 (bar: 0.6, kPa: 60) Output
9 scfm (15.3 m³/hour) at psig: 120 (bar: 8, kPa: 800) Supply & psig: 9 (bar: 0.6, kPa: 60) Output

Position Effect

0.125 % at 90° & 0.25 % at 180° - for Extended Range

Documentation

Data Sheets

Data Sheet - Fairchild TXI7850 pdf 660 KB

Application Considerations