Autotune complete ............................................................ 4-13
Sensor coefficients .................................................................... 4-14
Thermistor coefficients ...................................................... 4-14
RTD coefficients ................................................................ 4-14
5 Digital I/O Port and Output Enable
Digital I/O port ........................................................................... 5-2
Port configuration ................................................................ 5-2
Digital output lines ....................................................... 5-2
Output enable line ........................................................ 5-3
+5V output ................................................................... 5-3
Digital output configuration ................................................ 5-3
Sink operation .............................................................. 5-3
Source operation .......................................................... 5-4
Controlling digital output lines ........................................... 5-4
Output enable line ....................................................................... 5-6
Overview ............................................................................. 5-6
Activating output enable ...................................................... 5-6
6 Remote Operations
Differences: remote vs. local operation ...................................... 6-2
Local-to-remote transition ................................................... 6-2
Remote-to-local transition ................................................... 6-2
Setting interface parameters ................................................ 6-2
Selecting an interface ................................................................. 6-2
GPIB operation ........................................................................... 6-3
GPIB standards .................................................................... 6-3
GPIB connections ................................................................ 6-4
Primary address ................................................................... 6-6
RS-232 interface operation ......................................................... 6-6
Sending and receiving data .................................................. 6-6
Baud rate ............................................................................. 6-6
Data bits and parity ............................................................. 6-7
Terminator ........................................................................... 6-7
Flow control (signal handshaking) ...................................... 6-7
RS-232 connections ............................................................. 6-8
Front panel GPIB operation ........................................................ 6-9
Error and status messages ................................................... 6-9
GPIB status indicators ......................................................... 6-9
REM ............................................................................. 6-9
TALK ......................................................................... 6-10
LSTN .......................................................................... 6-10
SRQ ............................................................................ 6-10
DISPLAY TOGGLE/LOCAL key .................................... 6-10