Interface CAN-2 touch display
138
Read this manual carefully before starting any work!
This is particularly applicable to the chapter “General Safety Instructions”
and the respective safety instructions in the chapters.
18 Interface CAN-2 on bridge display
18.1 General instructions
1. The precise scope of the sensor values transmitted to the customer is dependent on the engine project
and is to be clarified with MAN.
Non-present values are set by the control unit with
0xFF00 (two-byte value)
0xFF (one-byte value)
2. If the sending control unit detects an error on a transmitted parameter or sensor value, the following
identifier is sent:
0xFE00 (two-byte value)
0xFE (one-byte value)
18.2 Ship-CAN interface (CAN-2 of the displays)
Display - Send Messages
18.2.1 EEC1
Transmission repetition rate: 10 ms
Data length: 8 bytes
Identifier: 0x 0C F0 04 27
Byte 1: (Control Bits)
Bit 1-4: Default Value = 0xF
Not supported
Bit 5-8: Actual Engine - Percent Torque High Resolution
Value:
0000
bin
+0.000 %
0001
bin
+0.125 %
...
0111
bin
+0.875 %
1000 - 1111
bin
not available
(SAEJ1939-71: SPN 4154)
Byte 2: Drivers demand engine torque
0x FF
Not supported
Byte 3: Actual engine torque
1 % per bit
-125 % offset
Range: -125 % ... 125 %
SAEJ1939-71: SPN 513
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