Tescom ER3000 User Manual

4.5.6 Monitor Analog Signals ------------------------------------------------- 24
4.5.7 Networking ER3000’s---------------------------------------------------- 25
4.5.8 Digital Outputs ----------------------------------------------------------- 26
4.5.9 Monitor Internal Sensor using the Analog Output ------------------- 27
5. OPERATION-------------------------------------------------------------------- 28
5.1 T
HEORY OF OPERATION------------------------------------------------------- 28
5.1.1 PID Control --------------------------------------------------------------- 28
5.2 CONTROL MODES ------------------------------------------------------------- 29
5.2.1 Internal Feedback Mode ------------------------------------------------ 29
5.2.2 External Feedback Mode------------------------------------------------ 29
5.2.3 Cascade Loop Mode ----------------------------------------------------- 30
5.2.4 Manual Mode ------------------------------------------------------------- 30
5.3 SETPOINT SOURCES ----------------------------------------------------------- 30
5.4 FAILSAFE LIMITS -------------------------------------------------------------- 31
5.5 LEDS--------------------------------------------------------------------------- 31
5.6 RS485 C
OMMUNICATION----------------------------------------------------- 31
5.6.1 Protocol-------------------------------------------------------------------- 31
6. TUNING PROCEDURE------------------------------------------------------- 32
6.1 TYPICAL APPLICATION TO TUNE --------------------------------------------- 32
6.2 TUNE THE TYPICAL APPLICATION-------------------------------------------- 34
7. CALIBRATION ----------------------------------------------------------------- 39
7.1 ZERO/SPAN--------------------------------------------------------------------- 39
8. SOFTWARE PROGRAMS---------------------------------------------------- 40
8.1 W
INDOWS TUNE PROGRAM--------------------------------------------------- 40
8.2 WINDOWS EXAMPLE PROGRAMS --------------------------------------------- 40
8.3 TESCOM PROTOCOL (PROVIDES CUSTOM SOFTWARE SUPPORT)---------- 40
8.3.1 DOS Library -------------------------------------------------------------- 41
8.3.2 Windows DLL------------------------------------------------------------- 41
8.3.3 Macintosh Custom Software -------------------------------------------- 42
8.4 DOS PROGRAMS -------------------------------------------------------------- 42
8.4.1 Tune ------------------------------------------------------------------------ 42
8.4.2 Ertalk----------------------------------------------------------------------- 42
8.4.3 Profile---------------------------------------------------------------------- 42
8.4.4 Profile2 --------------------------------------------
------------------------ 42
8.4.5 Data_log------------------------------------------------------------------- 43
8.4.6 Test_pr--------------------------------------------------------------------- 43
9. ER3000 INTERNAL VARIABLES ------------------------------------------ 44
9.1 SETPOINT AND FEEDBACK VARIABLES--------------------------------------- 44
9.2 CONFIGURATION VARIABLES ------------------------------------------------- 44
9.3 INNER LOOP TUNING VARIABLES--------------------------------------------- 45
9.4 OUTER LOOP TUNING VARIABLES-------------------------------------------- 45
9.5 ANALOG INPUT VARIABLES --------------------------------------------------- 46

Tescom ER3000 Specifications

General

Brand	Tescom
Model	ER3000
Category	Controller
Language	English