4 temperature controller tuning constants, 5 using serial communication – LumaSense Technologies M305 User Manual
Page 13

M305 Manual
Installation and Operation 13
3.2.4 Temperature Controller Tuning Constants
PID
Set
1
(T<337
°C)
PID
Set
2
(T>337
°C)
PB1
________
PB2
_________
INTEGRAL
_________seconds
INT2
___________seconds
DERIVATIVE________seconds
DERV2
_________seconds
3.2.5 Using Serial Communication
This M305 is configured for
[ ] RS232 - standard
[ ] RS422 - 4 Wire (Option)
[ ] RS485 - 2 Wire (Option)
RS232 interface
RS422 interface (4 wire)
RS485 interface (2 wire)
The controller has a distinct address. The factory address setting is 1.
To change the address:
1. Press and hold PAGE button. The word ACCESS will appear in lower display.
2. Press SCROLL button. LEVEL 1 will appear.
3. Press UP button until LEVEL 3 appears.
4. Enter PASSCODE by pressing the UP button until 3 appears and wait until PASS appears.
5. Press PAGE button repeatedly until COMMS H module appears.
6. Press SCROLL button twice until ADDRESS appears.
7. Press UP/DOWN buttons to change address.
8. Press PAGE button until ACCESS appears.
9. Press SCROLL button. Display will show LEVEL 3.
10. Press DOWN button until LEVEL 1 appears.
11. Press the center, round button on top row to go back to the normal display mode.
A CD containing a sample program is included with your order. For more details on
communications, refer to the electronic communication manual also found on the CD.