Output Specification CAN SAE J1939

Interface J1939

CAN specification

ISO 11898, Basic and Full CAN 2.0 B

Transceiver

24V-compliant, not isolated

Communication profile

SAE J1939

Baud rate

250 kbit/s

Internal temination resistor

120 Ω (option)

Address

Default 247d, configurable

Specifications

Excitation voltage

18 ... 36 V DC

Excitation current

Typ. 20 mA for 24 V, max. 80 mA

Measuring rate

1 kHz (asynchronous)

Stability (temperature)

Repeatability

1 LSB

Operating temperature

-40 ... +85 °C

Protection

Reverse polarity, short circuit

Dielectric strength

500 V (V AC, 50 Hz, 1 min.)

EMC

EN 61326-1:2013

Signal wiring

Signal

Plug connection

Shield

1

Excitation +

2

GND

3

CAN-H

4

CAN-L

5

NAME Fields

Arbitrary address capable

0

No

Industry group

0

Global

Vehicle system

7Fh (127d)

Non specific

Vehicle system instance

0

Function

FFh (255d)

Non specific

Function instance

0

ECU instance

0

Manufacturer

145h (325d)

Manufacturer ID

Identity number

0nnn

Serial number 21 bit

Parameter Group

Numbers (PGN)

Configuration data

PGN EF00h

Proprietary-A

(PDU1 peer-to-peer)

Process data

PGN FFnnh

Proprietary-B

(PDU2 broadcast);

nn Group Extension (PS)

configurable

View to sensor connector

When using multiple magnets the distance between two magnets must be min. 70 mm to

identify the single magnets definitely.

DB-PCRP21-E-2013-11

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