NorthStar RIM Tach
®
1250 Instruction Manual
6 Dynapar (847) 662-2666 17 November 2008
Figure 1: RIM Tach 1250 Small Thru-Shaft Enclosure
1.3 Specifications
(subject to change without notice).
Electrical Specifications
Frequency Response
120 kHz
Pulse Code
A, B, Z (Index), and compliments (A, B, Z)
Output Phases
A phase, B phase @quadrature: 90
°
phase, Z phase: Once per rev. (gated)
Pulse Duty Cycle
50
±
15% (within defined mechanical specifications)
Quadrature Accuracy
90
±
22% (within defined mechanical specifications)
Output Type
High speed, differential driver
Rise and Fall Time
Less than 1
µ
s @ 10,000 pf typical load
Current Consumption
45 mA typical plus line driver load
Output Current
150 mA maximum continuous
ESD Protection
2kV
Mechanical Specifications
Maximum Operational Speed
7,000 RPM or 120 kHz
Nominal Air Gap
0.019
±
0.008”
Shaft Axial End Play
Up to
±
0.050”
Maximum Operational Speed
7,000 RPM (120khz)
Enclosure Configuration
12.5” motor face or accessory flange to meet NEMA MG1-4 standards
Acceleration Rate
3,600 RPM/sec (12,000 RPM/sec) with optional high slew rate pulse wheel
Enclosure Material
Ductile iron casting
Sensor Module
Stainless steel
Unit Dimensions / Weight
21” (534mm) x 15” (381mm) x 12” (305mm) / 35lbs. (16 kg.)
Box Dimensions / Weight
24” (610mm) x 15.5” (394mm) x 15.25” (388mm) / 2 lbs. (1 kg.)
Environmental Specifications
Operational Temperature
-40
°
to +80
°
C
Operational Humidity Range
Maximum of 90%
Chemical Resistance
Salt spray, most solvents, mild acids and bases
Vibration Minimum
18
g’s RMS, 5-2000 Hz
Shock (Sensor Module)
1 meter drop tested, min. 30g’s
Interface Specifications
Power
+5.0 to +15.0 VDC
Output
Differential output swinging between Vcc - 0.6V and ground
Connector
10 pin industrial latching connector with ½” NPT fitting, IP-65 NEMA 4, 12 rated
Suggested Cable
22 - 16 AWG, 10 conductor , shielded, twisted pair
