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USER MANUAL
Document reference MAODS301/E
SpeedSys300 ODS301 overspeed detection system
Edition 4 - May 2022
2 - 12
SpeedSys300 ODS301 module connectors
OVERVIEW OF THE SPEEDSYS300 ODS301 MODULE HARDWARE
Table 2-12:
SpeedSys300 ODS301 module PROOF TEST IN / BINARY OUT connector pinouts
SpeedSys300 ODS301 PROOF TEST IN / BINARY OUT connector
Label
Pin
Name /
function
Direction
Definition
PRO
O
F
TES
T IN /
BINAR
Y OUT
C13
IN
I
Proof test input: Control signal
C14
GND
G
Proof test input GND: Reference signal
C15
OUT
O
Binary output: Status signal
C16
GND
G
Binary output GND: Reference signal
Notes
G = ground, I = input, O = output, GND = signal ground.
Table 2-13:
SpeedSys300 ODS301 module MODBUS RS485 connector pinouts
SpeedSys300 ODS301 MODBUS RS485 connector
Label
Pin
Name /
function
Direction
Definition
MODBU
S
RS4
85
C17
DATA A
B
Proof test input: Control signal
C18
DATA B
B
Proof test input GND: Reference signal
C19
GND
G
GND: Reference signal
C20
IE
B
Instrument earth / GND
Notes
B = bidirectional, G = ground, GND = signal ground, IE = Instrument earth.
The SpeedSys300 ODS301 module implements Modbus RS-485 half-duplex (2-wire) communications.
Содержание vibro-meter SpeedSys300 ODS301
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