M338 Absolute Magnetic Encoder

Housing Ø38 mm | Resolution up to 8192 steps/revolution (13 bits) | SSI serial interface (RS422) | Natural binary code | Up to 12000 rpm continuous (low torque version) | Spindle Ø6.35 h7 stainless steel | IP64 / IP66 sealed protection (Z) | Max. consumption 35 mA | Impact resistance 100 G (6 ms) | Power supply 5 V, 5÷30 V or 10÷30 V

Single-turn absolute magnetic encoder up to 13 bits, with high rotation speed (12000 rpm) and IP protection rating. For industrial applications such as marine, medical, graphic arts, metalworking, industrial automation and instrumentation.

Natural binary output via SSI serial interface with RS422 transmission standard. Data output is controlled by an external clock and transmitted from the MSB. Max. frequency 500 kHz; max. current consumption 35 mA.

Aluminum housing and cover, Ø38 mm, with Ø25.4 mm mounting, and Ø6.35 h7 stainless steel shaft. Continuous speed up to 12,000 rpm with low-torque bearings (option B), IP66 on the shaft side with sealed bearings (option Z), and operating temperature from -25 to +85 °C. Available in guemisa.es.

  • Technology absolute magnetic single-turn up to 13 bits (8192 steps/turn).
  • Casing Ø38 mm and weight of 100 g.
  • Until 12000 rpm continuous (option B, under par); 6000 rpm standard and 3000 rpm sealing (option Z).
  • Exit SSI series (RS422), max. frequency. 500 kHz.
  • axle-side protection IP64 standard, IP66 sealed (Z) and IP53 low torque (B); feed 5 V ±5 %, 5÷30 V or 10÷30 V.

Technical Frequently Asked Questions

What communication interface and data format does the M338 encoder use?

It uses an SSI serial interface with RS422 transmission standard and natural binary code. Data output is controlled by an external clock, and angular position is transmitted starting from the most significant bit (MSB). The maximum frequency is 500 kHz.

What rotation speed and IP rating options are available?

It offers 6000 rpm with IP64 in the standard version, 3000 rpm with IP66 protection (option Z with sealed bearings) and up to 12000 continuous rpm with IP53 (option B with low torque bearings).

What supply voltages does the M338 encoder support?

It is available with 5V ±5 %, 5÷30V and 10÷30V power supplies, with a maximum consumption of 35mA.

Properties

FeatureSpecification
Mechanics
Weight100 g
AxisØ6.35 h7 stainless steel (customizable upon request: shaft and operating temperature)
max radial/axial load.1 kg
bearing life1,5 × 10 9 rev (at 1000 rpm and 1/4 max load)
Direction of rotation / mechanical zero searchNon-switchable (up/down) · No mechanical zero search
Electric
Exit-side protectionIP65 with CV cable
Max resolution.8192 steps/turn (13 bits)
Max frequency.500 kHz
Feeding5 V ±5 % · 5÷30 V · 10÷30 V
Max. consumption.35 mA
InterfaceSSI Series (RS422), natural Binary code
Protection and environment
axle-side protectionIP64 standard • IP66 sealed • IP53 low torque
max. continuous RPM6000 standard · 3000 sealed · 12000 low torque (intermittent: +30 %)
Impact/vibration resistance100 G (6 ms) · 12 G (10 ÷ 2000 Hz)
Operating/storage temperature-25 … +85 °C / -25 … +125 °C (customizable upon request: shaft and operating temperature)
ELCIS M338 Single-Turn Absolute Magnetic Encoder
Dimensional drawing of the ELCIS M338 single-turn absolute magnetic encoder

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ATEX Ex d IIC T6 certified | 80 mm square flange with Ø40 h7 centering | 80 mm aluminum housing | 24 or 25-bit multi-turn | 4096 steps per revolution in 4096 or 8192 revolutions | Ø10 h7 solid stainless steel shaft | SSI serial output (RS422), Gray code | 100 kHz to 2 MHz clock | IP65 standard and IP66 on the shaft with Z option | 5 V ±10 % or 10–30 V power supply
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