Ramsey* Series 20 Belt Scale System introductionThermo Scientific Ramsey Series 20 Belt Scale System monitors feed to crushers, mills, screens and other processes with an accuracy of ±0.5%.
It is easy to install, indoors or out, on fixed or portable conveyors. Its rugged construction allows for installation in the harshest applications at a variety of locations
Ramsey* Series 17 Belt Scale System Specifications
| Weight span | One or two idler suspension; Weigh spans from 762mm to 1829mm (30 in. to 72 in.) |
| Weighbridge design | Unitized assembly consisting of pivoted weigh platform and one support beam that spans the conveyor stringer; Rugged one-piece design stiffens scale's area of conveyor |
| Weighbridge construction | Mechanical steel tubing; Conveyor sizes 457mm to 1829mm (18 in. to 72 in.) or 400mm to 2000mm (15.75 in. to 78.74 in.) belt widths as standard |
| Clearance requirements | Fits any standard conveyor; No space required above belt line. See plan view drawings for deck plate cutout dimensions |
| Load Cell | |
| Quantity | 1 |
| Enclosure | Environmentally-protected "S" type cell |
| Mounting | Tension |
| Excitation | 10 VDC ±5% |
| Output | 3 mV/V ±0.1% |
| Non-linearity | < 0.03% FS |
| Non-repeatability | 0.01% FS |
| Hysterisis | < 0.02% FS |
| Operating temperature | -54°C to +93°C (-65°F to +200°F) |
| Temperature sensitivity | Span 0.0014% FS/°C (0.0008% FS/°F); Zero 0.0027% FS/°C (0.0015% FS/°F) |
| Overload | Safe to 150% of load cell capacity; Ultimate to 300% FS; Sideload 50% FS |
| Rating | FM Approved for Class II, Div 1 & 2, Groups E, F & G; NTEP Type III, 5000 divisions; OIML R60 |
| Ramsey 60-12 Digital Speed Sensor | |
| Type | Digital, brushless |
| Mounting | Direct to 15.88mm (0.625 in.) diameter stub shaft on tail pulley, bend pulley, or return roll |
| Housing | Weather-tight, epoxy finish, cast aluminum |
| Mounting | Hardware supplied with coupling, restraint arm and restraint spring |
| Shipping weight | 3.6 kg (8 lbs.) |
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