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Industrial Grade 4-20 mA Loop Powered Sensor Amphenol PC420AP-20-IS for Hazardous Area Applications

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Industrial Grade 4-20 mA Loop Powered Sensor Amphenol PC420AP-20-IS for Hazardous Area Applications

Description : Vibration Sensors RoHS

Mfr. Part # : PC420AP-20-IS

Model Number : PC420AP-20-IS

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Product Overview

The PC420A-IS series from Wilcoxon Sensing Technologies offers intrinsically safe 4-20 mA loop-powered sensors designed for reliable operation in hazardous environments. These sensors provide true RMS or peak output and are easily integrated into existing process control systems. Manufactured in an ISO 9001 facility, they are certified for use in Class I, Div 1 and II 1 G hazardous locations. The sensors are suitable for applications requiring accurate acceleration measurement in potentially explosive atmospheres.

Product Attributes

Brand: Wilcoxon Sensing Technologies
Company: An Amphenol Company
Origin: USA
Certifications: Class I, Div 1 Groups A, B, C, D T3C; II 1 G Ex ia IIC T4 Ga
Manufacturing Standard: ISO 9001
Case Material: 316L stainless steel
Sensing Element: PZT, shear
Sealing: Hermetic
Output Type: 4-20 mA loop powered
Intrinsically Safe: Yes

Technical Specifications

Specification	Details
Model Series	PC420A-IS
Output Type	4-20 mA loop powered
Output Signal Options	True RMS or peak
Frequency Response	10 Hz - 1.0 kHz ( 10% 3 dB); 4.0 Hz - 2.0 kHz ( 10% 3 dB)
Repeatability	2%
Transverse Sensitivity (max)	5%
Power Requirements	2-wire loop power
Voltage at Sensor Terminals	12 - 30 VDC
Loop Resistance (max at 24 VDC)	600
Turn on Time (4-20 mA loop)	<30 sec
Operating Temperature Range	40 to +85 C
Vibration Limit	250 g peak
Shock Limit	2,500 g peak
Weight	162 grams
Mounting	1/4-28 tapped hole (metric mounting available)
Output Connector	2 pin, MIL-C-5015 style
Mating Connector	R6 type
Recommended Cabling	J9T2A
Connector Pin A	Loop positive (+)
Connector Pin B	Loop negative ()
Grounding	Case isolated, internally shielded
Accessories Supplied	SF6 mounting stud; calibration data (level 2)
Hazardous Area Electrical Parameters (Uo)	14 V < Uo < 30V
Hazardous Area Electrical Parameters (Io)	20 mA < Io < 106 mA (linear supply only)
Hazardous Area Electrical Parameters (Po)	Po < 0.75 W
Hazardous Area Capacitance Condition	Co < Ci + Ccable
Hazardous Area Inductance Condition	Lo < Li + Lcable
Maximum Cable Length	100 ft (31 m)
Ccable (for 100 ft)	6 nF
Model Selection Guide (Example)	PC420Ax-yy-IS
Output Type Codes	R = acceleration, RMS; P = acceleration, equivalent peak; TP = acceleration, true peak
Full Scale Codes	05 = 5 g (49 m/sec2); 10 = 10 g (98 m/sec2); 20 = 20 g (196 m/sec2)
Loop Resistance Calculation (Max)	RL = (VDC power 10 V) / 20 mA
Minimum RL Wattage Capability (Example at 20 VDC)	1/4 watt
Minimum RL Wattage Capability (Example at 24 VDC)	1/2 watt
Minimum RL Wattage Capability (Example at 26 VDC)	1/2 watt

2506301128_Amphenol-PC420AP-20-IS_C3319005.pdf

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