Tachometer specifications (cont.) – Rockwell Automation 7000L PowerFlex Medium Voltage AC Drive (C Frame) - Classic Control User Manual
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Catalog Number Explanation – Drive Selection
7000L-UM300I-EN-P – June 2013
7000 “C” Frame
Tachometer Specifications (cont.)
Lakeshore/ Northstar 8500
ELECTRICAL
Resolution
60, 64, 75, 120, 128, 150, 240, 256, 300, 480, 480Z, 512, 512Z, 600, 600Z, 960,
960Z, 1024, 1024Z, 1200, 1200Z, 2048, 2048Z
Frequency Response
0 – 120 kHz
Pulse Code
A, B, Z (Index) and complements (A, B, Z)
Output Pulses
A phase, B phase, @ quadrature 90°
Pulse Duty Cycle
50 ±15% (within defined mechanical specifications)
Quadrature Accuracy
90 ±22° (within defined mechanical specifications)
Output Type
High speed, differential line drive
Rise and fall time
Less than 1µs at 10,000 pf typical load
Current Consumption
45 mA typical plus line driver load
Output Current Capability
150 mA maximum continuous
ESD Protection
2 kV
MECHANICAL
Maximum Operational Speed 3,600 RPM
Enclosure Material
Ductile iron casting, steel flanges
Radial Runout
0.250 mm (0.010 in.) Total Indicated Runout
Allowable Axial Movement
6.4 mm (0.25 in.) max.
Unit Weight
11.4 kg (25 lbs) typical
Box Dimensions/Weight
851 mm (33.5 in.) x 585 mm (23 in.) x 185 mm (7.25 in.)
5.10 lbs (2.40 kg)
INTERFACE
Power
+5.0 to +15.0 VDC
Output
Differential Output swinging between Vcc – 0.6 V and ground
Connector
10-pin industrial latching connector with ½-inch NPT fitting.
Rated IP-65 NEMA 4, 12.
Suggested Cable
22–14 AWG, 6 conductor, shielded, twisted pair
ENVIRONMENTAL
Operating Temperature
-40°C to 70°C
Operating Humidity
Maximum 90%
Vibration
Minimum 18 g’s RMS, 5–2000 Hz shock spectrum
Shock
1 meter drop tested, min. 30 g’s
Chemical Resistance
Salt spray, most solvents, mild acids and bases
Box Dimensions/Weight
851 mm (33.5 in.) x 585 mm (23 in.) x 185 mm (7.25 in.)
2.40 kg (5.10 lbs)
Features and Specifications subject to changes without notice.