Wilcoxon Sensing Technologies

8435 Progress Drive

Frederick, MD 21701

USA

An Amphenol Company

99249 Rev.F4 01/23

Note: Due to continuous process improvement, specifications are subject to change without notice. This document is cleared for public release.

PCH420V series

HART-enabled vibration transmitter

SPECIFICATIONS

HART PARAMETERS

Full scale velocity output, 20 mA, ±10%

Programmable PV band

0.5 - 5.0 in/sec, peak

(12.7 - 127 mm/sec, peak)

HART analysis bands, independently

programmable: PV, SV, TV

low-pass

high-pass

band-pass (max 2, simultaneous)

Signal detection options

RMS, peak, true peak

Minimum analysis bandwidth

10 Hz

SENSOR SPECIFICATIONS

Frequency response:

±10%

±3 dB

10 Hz - 1 kHz

3.0 Hz - 1.95 kHz

Measurement accuracy at 25°C,

100 Hz, 1 ips full scale

±5%

Power requirements, 2-wire loop power:

Voltage, between pins A and B

12 - 30 VDC

Current draw

3.8 - 22 mA

Loop resistance1 at 24 VDC, max

600 Ω

Turn on time, 4-20 mA loop

30 seconds

Grounding

case isolated, internally shielded

Temperature range

–40° to +105° C (–40° to +221°F)

Vibration limit

500 g peak

Shock limit

5,000 g peak

Sealing

hermetic

Sensing element design

PZT, shear

Case material

316L stainless steel

Mounting

1/4-28 tapped hole

-M12 models

-R6 models

Mating connector

4 pin, M12

2 pin, MIL-C-5015

Recommended cabling

J9T2A

J9T2A

Recommended connector

R75S

R6H series

Connections - PCH420V-R6

Function

Connector pin

loop positive

A

loop negative

B

ground

shell

Notes: 1 Maximum loop resistance (R

L) can be calculated by: RL =

HART communication requires min. 250Ω resistance.

Accessories supplied: SF6 mounting stud;

calibration data; DD (Device Description) file is

available for download at buy.wilcoxon.com.

V

DC power – 10.3 V

22.8 mA

Connections - PCH420V-M12

Function

Connector pin

loop positive

1

loop negative

2

N/C

3

N/C

4

ground

shell

M12 connector

2.75 [69.9mm]

1/4-28 MOUNTING HOLE

.86 [21.8mm]

.97 [24.6mm]

.75 [19.1mm]

MIL-C-5015

2 PIN CONNECTOR

1/4-28 MOUNTING HOLE

.86 [21.8mm]

.97 [24.6mm]

.75 [19.1mm]

M12

4 PIN CONNECTOR

2.52 [64.0mm]

R6 connector

Tel: +1 (301) 330-8811

Fax: +1 (301) 330-8873

info@wilcoxon.com

www.wilcoxon.com