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Part #01079-002

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  • Synchronous transmission
  • Transmission lengths to 1000 feet
  • Accepts clock rates from 100 KHz to 1.8 MHz


Shaft Diameter 3/8” (1/2”as special feature)
Flat on Shaft 3/8” Shaft: 0.80 long X 0.03” deep; 1/2” Shaft: 0.80 long X 0.04” deep (1/2’’ shaft w/flat must be ordered as a special feature)
Shaft Loading 3/8” shaft: Up to 40 pounds axial and 35 pounds radial; 1/2” shaft: Up to 90 pounds axial and 80 pounds radial
Shaft Runout 0.0005 T.I.R. at midpoint regardless of shaft diameter).
Starting Torque at 25°C Without shaft seal 1.0 in-oz (max); With shaft seal 2.5 in-oz (max); 1/2” shaft with shaft seal:3.5 in-oz (max)
Bearings Class ABEC 7 standard, ABEC 5 for 1/2” shaft
Shaft Material Stainless Steel
Bearing Housing Die cast aluminum with protective finish
Cover Die cast aluminum with protective finish
Bearing Life 2 X 108 revs (1300 hrs at 2500 RPM) at rated load, 1 X 1010 revs (67,000 hrs at 2500 RPM) at 10% of rated load
Maximum RPM 12,000 RPM nominal, 8000 RPM with 1/2” shaft (see Frequency Response, below) 30,000 RPM available on units with 3/8” shaft—consult with factory
Moment of Intertia 4.1 X 10-4 oz-in-sec2; 5.2 X 10-4 oz-in-sec2 with 1/2” shaft
Weight 13 oz typical, 14.5 oz typical with 1/2” shaft
Code 12 or 13 bits NB or GC; excess gray and BCD available
Counts per Shaft Turn 4096 or 8192
Count Transition Accuracy ± 1/2 bit maximum
Supply Voltage 5 to 28 VDC
Current Requirements 120 mA typical 
Output Formats Parallel: Gray Code, Natural Binary and Binary Coded Decimal;
Serial: Serial Synchronous Interface (SSI) compatible; Analog: 4–20 mA, 0–10V
Analog: 4-20 mA, 0-10V
Voltage/Output (See notes)
28/V: Line Driver, 5–28 VDC in, Vout = Vin
28/5: Line Driver, 5–28 VDC in, Vout = 5 VDC
28/O: Open Collector, 5–28 VDC in, OCout
SSI: : 5–28 VDC In/5Vout
Protection Level Reverse, overvoltage, and output short circuit protection
Frequency Response 100kHz (1200 RPM for 12-bits, 600 RPM for 13-bits)
Output Terminations See Table 1 in the datasheet
Enclosure Rating NEMA 4 & 13 (IP 66) when ordered with shaft seal (on units with an MS connector) or a cable gland (on units with cable termination).
Temperature Operating, 0º to 70º C; extended temperature testing available (see note 5); Storage, -25º to 90º C unless extended temperature option called out.
Shock 50 g’s for 11 msec duration
Vibration 5 to 2000 Hz @ 20 g’s
Humidity 98% RH without condensation