C
ABINET
C
ONTROLLER
CR0302
PAGE
14
ifm electronic gmbh • Friedrichstraße 1 • 45128 Essen
05.11.2014
We reserve the right to make technical alterations without prior notice.
CR0302 / page 2
CR0302
Technical data
Operating voltage U
B
10...32 V DC
Overvoltage
36 V for t
≤
10 s
Undervoltage detection
for U
B
≤
9,5 V
Auto save
for U
B
≤
9,0 V
Current consumption
≤
100 mA (without external load at 24 V DC)
external fuse with max. 10 A
CAN interface
CAN interface 2.0 B, ISO 11898
Baud rate
50 Kbits/s...1 Mbit/s (default setting 125 Kbits/s)
Communication profile
CANopen, CiA DS 301 version 3.0, CiA DS 401 version 1.4
Node ID (CANopen)
hex 20 (= dec 32)
Serial interface
RS 232 C
Baud rate
9.6 / 19.2 / 28.8 / 38.4 / 57.6 kBit/s (default setting 57.6 Kbits/s)
Topology
point-to-point (max. 2 participants); master-slave connection
Protocol
predefined ifm protocol (INTELHEX)
Processor
CMOS microcontroller 16 bits C167C
pulse frequency 20 MHz
Memory
Program memory
192 Kbytes Flash
Data memory
48 Kbytes SRAM, 32 Kbytes Flash, 4 Kbytes EEPROM
Data memory (auto save memory)
256 bytes (protected in case of power failure)
Indicators / input elements
10-segment row of LEDs
(freely configurable)
8-segment DIP switch
Status LED
two-colour LED (red / green)
Operating states (status LED)
Test standards and regulations
Climatic test
damp heat to EN 60068-2-30, test Db
(
≤
95% rel. humidity, non-condensing)
protection test to EN 60529
Mechanical resistance
vibration to EN 60068-2-6, test Fc
shock to EN 60068-2-27, test Ea
bump to EN 60068-2-29, test Eb
Immunity to
to ISO 7637-2: 2004, pulses 2a, 3a, 3b, severity level 4, function state A
conducted interference
to ISO 7637-2: 2004, pulse 5, severity level 1, function state A
to ISO 7637-2: 2004, pulse 1, 2b, severity level 4, function state C
Immunity to interfering fields
according to UN/ECE-R10 at 100 V/m (E1 type approval)
and EN 61000-6-4 (CE)
Interference emission
according to UN/ECE-R10 (E1 type approval)
and EN 61000-6-2 (CE)
LED colour
Status
Description
–
off
no operating voltage
orange
1 x on
initialisation or reset checks
green
5 Hz
no operating system loaded
green
2.0 Hz
Run
on
Stop
red
2.0 Hz
Run with error
on
fatal error or stop with error
