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CDS 820 Battery Chartdrives

• 1.5V Alkaline or 3.6V Lithium "C" Battery
• UL and cUL Listed For Hazardous Locations
• Temperature Range: -40°F to 160°F
• Interchangeable With Clock Chart Drives 725

1. 820R011rotational speeds (switch selectable): 60, 96m, 12hr, 1, 2, 7, 8, 14, 16, 31, 32D

2. 820R029 rotational speeds (switch selectable): 30, 60M, 2, 4, 6, 8, 12H, 1, 2, 3, 4, 7D

3. Available in CCW and CW rotations.

4. Has become the Standard In Most mechanically operated 12"Circular Recorders

Clock Chartdrive 725

 (Mechanical)

• Spring Wound - 11-Jewelled Escapement
• Interchangeable With CDS 820 Battery Chart Drive
• A Standard In Most Circular Recorders

CDS 830 Battery Chartdrive

• The only Clock of it's kind - FAST/SLOW ROTATION

• 90° Test Pattern on each Chart
• 5 Regular Speeds

Chart Hubs

• For Clock Chart and Battery Drives

CDS 820R017 Battery Chartdrive

11 Selectable Speeds Threaded Foxboro Shaft

Used in early generation Foxboro Round case recorders