Digital Communications - Partlow MRC 7000 Installation, Wiring, Operation Manual

1.1.7 DIGITAL COMMUNICATIONS

The instrument can be ordered with a Digital Communications option that provides the
capability of bi-directional communications with a supervisory computer. A dual pen
instrument can have an individual address selected for each pen. Refer to the Communica-
tions Protocol Manual (Form 2878) for more details regarding the communications option.
This manual is included with the unit when the communications option is specified.
FIGURE 1-2
Setpoint
Minus
Sign
Setpoint
Minus
Sign
Pen 1 Display
SEG1 SEG2 SEG3 SEG4
RAMP MAN OUT1 OUT2
SP
Digital Display
Pen 2 Display (if Present)
Output 1 Output 2
Manual
MAN OUT1 OUT2
SP
Digital Display
SEG5 SEG6
SOAK
ALRM
C
F
U
Alarm
ALRM
C
F
U
7