Edwards nEXT730 - Serial Protocol; Figure 18 Interface Circuits for Next Turbo Pump Controllers

B8J200880_E - Technical data
Page 43
Pin
Number
Signal
Polarity
Use
8, 13, 14
Electrical supply: 0 V
-
-
1, 6, 11
Electrical supply: 24 V -
48 V d.c.
Positive
-
Figure 18 Interface circuits for nEXT turbo pump controllers
4.10 Serial protocol
The serial interface link is set to 9600 Baud, 8 bits, 1 stop, no parity with no
handshaking. The commands are made up from printable ASCII characters. The
maximum message size that can be sent is 80 characters, including start and end
characters.