West Control Solutions MRC 7000 Recorder Manual - Manual (Page 58)

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RECORD
Chart 10 inch circular chart; 100 charts furnished with each
instrument if standard range
Chart Range -9999 to 9999 degrees/units
Chart Drive DC stepper motor
Chart Rotation User configurable from 0.1 to 999.9 hours per revolution
Pen Type Disposable Fiber-tip
Pen Color Pen 1 - Red
Pen 2 - Green
Pen Response Time < 9 seconds over chart span
Accuracy
±
1.0% of chart span max., error from displayed value.
Chart Rotation Accuracy
±
.5% of chart rotation time
DIGITAL COMMUNICATIONS
Type RS-485 serial communications port. Half-duplex bi-
directional communications scheme.
Character Format ASCII
Protocol Per ANSI X3.28 subcategories 2.5 & A4
Configuration User configurable to Monitor (read only) or Normal (read
and write)
Bit Rate User configurable to 300, 600, 1200, 2400, 4800, or 9600
bits per second
Address User configurable for each pen; 0 to 99