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

Wilcoxon Sensing Technologies

8435 Progress Drive

Frederick, MD 21701

USA

Tel: +1 (301) 330-8811

Fax: +1 (301) 330-8873

info@wilcoxon.com

An Amphenol Company

buy.wilcoxon.com

www.wilcoxon.com

99349 Rev.A.1 05/21

Page

2 of 2

PCC420A series

RMS and peak acceleration

loop powered sensors

Notes: 1 Maximum loop resistance (R

L) can be calculated by:

R

L =

2

Lower resistance is allowed, greater than 10 Ω

recommended.

3

Minimum R

L wattage determined by: (0.0004 x RL).

V

DC power – 10 V

20 mA

DC supply

voltage

R

L (max

resistance)2

R

L (minimum

wattage capability)3

12 VDC

100 Ω

1/8 watt

20 VDC

500 Ω

1/4 watt

24 VDC

700 Ω

1/2 watt

26 VDC

800 Ω

1/2 watt

30 VDC

1,000 Ω

1/2 watt

SPECIFICATIONS

Accessories supplied: SF6 mounting stud; calibration data (level 2)

Full scale, 20 mA, ±5%

see Table 1 on page 1

Frequency response:

±10%

±3 dB

10 Hz - 1.0 kHz

1.0 Hz - 2.0 kHz

Repeatability

±2%

Transverse sensitivity, max

5%

Power requirements, 2-wire loop power:

Voltage at sensor terminals

12 - 30 VDC

Loop resistance1 at 24 VDC, max

700 Ω

Turn on time, 4-20 mA loop

<30 seconds

Grounding

case isolated, internally shielded

Operating temperature range

–40° to +105° C

Vibration limit

250 g peak

Shock limit

2,500 g peak

Sealing

hermetic

Sensing element design

PZT, shear

Weight

120 grams

Case material

316L stainless steel

Mounting

1/4-28 UNF tapped hole

Output connector

2-pin MIL-C-5015 or 4-pin M12

Mating connector

R6 type

Recommended cabling

J9T2A

Connections (-R6 models)

Function

Connector pin

loop positive (+)

A

loop negative (-)

B

ground

shell

Connections (-M12 models)

Function

Connector pin

loop positive (+)

1

loop negative (-)

2

N/C

3

N/C

4

ground

shell

Typical circuit

Model

PC420V

+

–

DC power

supply

RL

Signal measuring equipment

Pin A, 4-20 plus

Pin B, 4-20 minus

PLC / DCS

Model

PCC420A

2 PIN

15/16" hex

1/4-28

mounting hole

1.0"

1.78"

2.42"