Xinje XD Series User Manual

303
V3.2 and higher version software can choose auto tune mode: step response or critical
oscillation.
7-3-1 Register and their functions
PID control instruction’s relative parameters ID, please refer to the below table:
ID
Function
Description
Memo
S3
Sampling time
Whatever it is manual or auto
mode, all needs to set
32bits without sign,
Unit: ms
S3+2
Mode setting
bit0
：
0
：
negative action;
1
：
positive action
bit1~bit6 not usable
bit7
：
0
：
manual PID;
1
：
auto tune PID
bit8
：
1
：
auto tune successful
flag
bit9~bit10
：
auto tune method
00
：
step response
01
：
critical oscillation
bit11~bit12
：
not useful
bit13~bit14 auto tune PID mode
(valid in critical oscillation
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Xinje XD Series Specifications

General

Input Voltage	24V DC
Storage Temperature	-20°C to 70°C
Protection Class	IP20
Type	PLC
Series	XD
Programming Language	Ladder Logic, Instruction List
Communication Interface	RS232, RS485
Power Supply	24V DC
Digital Inputs	Available (number varies by model)
Digital Outputs	Available (number varies by model)
Analog Inputs	Available (number varies by model)
Analog Outputs	Available (number varies by model)
Output Type	Relay, Transistor
Number of Inputs	Varies by model (see Digital Inputs and Analog Inputs)
Number of Outputs	Varies by model (see Digital Outputs and Analog Outputs)
Operating Temperature	0°C to 50°C
Humidity	5% to 95% (non-condensing)