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TCXI7850-401EN
FAIRCHILD Model TXI7850 I/P Transducer, CSA, 4-20 mA, 3-15 psig, Tapped Exhaust, Natural Gas
Price
$1,336.85 USD
Stock
25+ In Stock
Description
Description
- T: Electro-Pneumatic Transducer
- C: CSA (hazardous locations)
- X: Explosion/Flame proof
- I: Intrinsically Safe
- 78: Series model number
- 5: Moisture resistant (Piezo disc is coated to prevent moisture in air or gas shorting out circuit)
- 0: Temperature Range: -40°F to +160°F, -40°C to 71.2°C
- 4: Input: 4-20 mA
- 01: Output Range: 3-15 psig, 0.2-1 bar, 20-100 kPa
- E: Tapped Exhaust
- N: Natural Gas Media approved only for CSA and FM
- Includes secondary seal hex nipple with 10ft cable
- Supply Pressure: 20-120 psig, 1.5-8 bar, 150-800 kPa
- Conduit Fitting: 1/2" NPT
- Materials of Construction
- Body & Housing: Chromate Treated Aluminum
- Trim: Zinc Plated Steel, Stainless Steel
- Orifice: Aluminum, Sapphire
- Elastomers: Nitrile
- Finish: Epoxy Powder Coating
Product Series Specifications
Specifications
Accuracy
- 0.15 % of Full Scale Typical ISA S51.1
- 0.25 % of Full Scale Guaranteed ISA S51.1
Air Consumption
- Maximum
Approvals & Certifications
- Natural Gas Media Approval, Group D Gases
Approvals & Certifications
- ATEX
- CE
- CSA
- FM
- IEC Ex
BSP Connection
- 1/4" BSPT Female
Cable Length
- 100 ft (30 metres)
- 19.69 feet (6 m)
- 50 ft (15.2 m)
Deadband, Approximate
- ≤ 0.02 % of Full Scale
Elastomers
- Nitrile
Electrical Connectors
- 1/2" NPT
Electromagnetic Interference Effect
- EMC Directive 89/336/EEC European Norms EN 61326
Enclosure Finish
- Epoxy Powder-Coated
Enclosure, Body Material
- Chromate Treated Aluminum
Environmental Protection
- Explosion-proof
- Intrinsically Safe
- IP56
- IP66
- NEMA 4X
Exhaust Capacity - Relieving Units Only
- 2 scfm (3.4 m³/hour)
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
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
Hysteresis
- ≤ 0.1 % of Full Scale
- ≤ 0.25 % of Full Scale to for Extended Range
Input
- 4-20 mA
NPT Connection
- 1/4" NPT Female
Operating Temperature
- -40° to 71° C (-40° to 160° F)
Operating Voltages
- 7.2 Vdc at 20 mA (4-20 mA Signal)
Orifice Material
- Aluminum
- Sapphire
Output Pressure
- bar: 0 to 8
- kPa: 0 to 800
- psig: 0 to 120
Position Effect
- 0.125 % at 90° & 0.25 % at 180° - for Extended Range
Relief
- Relieving
Repeatability
- ≤ 0.1 % of Full Scale
Signal Impedance
- 3-Wire Voltage Input: 10 Kilohms
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)
Storage Temperature
- -40° to 82° C (-40° to 180° F)
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)
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
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
Trim Material
- Stainless Steel
- Zinc-Plated Steel
Vent
- Straight
- Tapped Exhaust
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
Product Series Documentation
Documentation
Data Sheets
Application Considerations
Certifications & Approvals
Installation Instructions
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