Baumer EEx OG 9

Incremental encoders

EExOG 9 Baumer HeavyDuty encoders incremental

The EEx OG 9 is a heavy-duty incremental encoder from Baumer, engineered for precise position measurement in explosive environments. With its optical sensing method and certification for ATEX and IECEx standards, it is ideally suited for industries such as oil and gas, chemical processing, and mining.

Datasheet:

• Voltage Supply: 9...30 VDC, 5 VDC ±5 %, 9...26 VDC
• Consumption w/o Load: ≤100 mA
• Pulses per Revolution: 120…5000
• Phase Shift: 90° ±20°
• Duty Cycle: 40…60 %
• Reference Signal: Zero pulse, width 90°
• Sensing Method: Optical
• Output Frequency: ≤120 kHz (pulses ≤1250), ≤250 kHz (pulses >1250)
• Output Signals: K1, K2, K0 + inverted
• Output Stages: HTL, TTL/RS422
• Interference Immunity: EN 61000-6-2
• Emitted Interference: EN 61000-6-3
• Approval: CE, ATEX, IECEx

Mechanical Design

• Size (Flange): ø115 mm
• Shaft Type: ø11 mm solid shaft
• Admitted Shaft Load: ≤200 N axial, ≤350 N radial
• Flange: EURO flange B10
• Protection EN 60529: IP 56
• Operating Speed: ≤6000 rpm (T5, mechanical), ≤4500 rpm (T6, mechanical)
• Operating Torque: Typ. 4 Ncm
• Rotor Moment of Inertia: 290 gcm²
• Material: Housing: Aluminium die-cast; Shaft: Stainless steel
• Ambient Temperature: -20…+55 °C (standard), -20…+100 °C (on request)
• Resistance: IEC 60068-2-6 Vibration 10 g, 50-2000 Hz; IEC 60068-2-27 Shock 100 g, 6 ms; IEC 60068-2-52 Salt mist for ambient conditions C4 according to ISO 12944-2
• Explosion Protection: II 2 G Ex db eb IIC T5/T6 Gb, Ex db eb IIC T5/T6 Gb
• Connection: Terminal box
• Weight: Approx. 3.5 kg