Absolute encoders - bus interfaces Blind hollow shaft ø12 mm Magnetic single- or multiturn encoders 12 bit ST / 16 bit MT, DeviceNet BMSH 42, BMMH 42 DeviceNet - MAGRES Features –– Mini encoder single- or multiturn / DeviceNet –– Magnetic sensing –– Resolution: singleturn 12 bit, multiturn 16 bit –– Housing ø42 mm –– Integrated fieldbus interface –– High resistance to shock and vibrations –– Resolution and zero point programmable Technical data - mechanical design Voltage supply 10...30 VDC Size (flange) ø42 mm Consumption typ. 100 mA (24 VDC, w/o load) Shaft type ø12 mm (blind hollow shaft) Initializing time typ. 170 ms after power on Protection DIN EN 60529 IP 65 Interface DeviceNet Operating speed Profile conformity Device Profile Encoder V 1.0 ≤12000 rpm (mechanical) ≤6000 rpm (electric) Steps per turn ≤4096 / 12 bit Operating torque typ. 0.0093 Nm Absolute accuracy ±1 ° Materials Sensing method Magnetic Housing: steel Flange: aluminium Code Binary Operating temperature -20...+85 °C Code sequence CW default, programmable Relative humidity 95 % Interference immunity DIN EN 61000-6-2 Resistance Emitted interference DIN EN 61000-6-3 Programmable parameters Operating modes Total resolution Preset Scaling DIN EN 60068-2-6 Vibration 30 g, 10-2000 Hz DIN EN 60068-2-27 Shock 500 g, 6 ms Weight approx. 190 g Connection Connector M12, 5-pin Cable Diagnostic functions Position or parameter error Multiturn sensing Approval UL approval / E217823 BMSH 42 Function Singleturn BMMH 42 Function Multiturn Number of turns ≤65536 / 16 bit 1 www.baumer.com/motion 13/8/2015 Technical data - electrical ratings Subject to modification in technic and design. Errors and omissions excepted. BMMH 42 DeviceNet with blind hollow shaft Absolute encoders - bus interfaces Blind hollow shaft ø12 mm Magnetic single- or multiturn encoders 12 bit ST / 16 bit MT, DeviceNet BMSH 42, BMMH 42 DeviceNet - MAGRES Part number Singleturn Multiturn BMSH 42S1N 24D 12/00 BMMH 42S1N 24D 12/16 Connection 5 Cable radial N Connector M12, 5-pin, radial Connection 5 Cable radial N Connector M12, 5-pin, radial Blind hollow shaft B2 ø12 mm, IP 42, with clamping ring P2 ø12 mm, IP 65, with clamping ring Blind hollow shaft B2 ø12 mm, IP 42, with clamping ring P2 ø12 mm, IP 65, with clamping ring Resolution 12/00 12 bit singleturn Resolution 12/16 12/16 bit single-/multiturn Voltage supply / signals 24D 10...30 VDC / DeviceNet Voltage supply / signals 24D 10...30 VDC / DeviceNet Accessories Female connector M12, 5-pin, straight, without cable 11046264 Female connector M12, 5-pin, straight, 2 m cable 11046266 Female connector M12, 5-pin, straight, 5 m cable 10153969 Cable connector M12, 5-pin, CAN, straight 10153972 T-junction M12 CAN (1 male/2 female) 10153974 Terminating resistor CAN Mounting accessories 10138610 Set of spring washers for BMSH, BMMH 42 10110616 Clamp set ø15 mm Programming accessories 10147362 CD-ROM with GSD-/EDS-/XML files and user manuals 2 www.baumer.com/motion 13/8/2015 10153968 Subject to modification in technic and design. Errors and omissions excepted. Connectors and cables Absolute encoders - bus interfaces Blind hollow shaft ø12 mm Magnetic single- or multiturn encoders 12 bit ST / 16 bit MT, DeviceNet BMSH 42, BMMH 42 DeviceNet - MAGRES Terminal significance Terminal assignment +Vs Encodersupplyvoltage. 0V Encodergroundconnectionrelatingto+Vs. Cable for connection reference -5 CAN_LCANbussignal(dominantLow). CAN_HCANbussignal(dominantHigh). CAN_GNDGNDrelatingtoCANinterface. DeviceNet features DeviceNet Device profile Device Profile for Encoders V 1.0 Operating modes - I/O-Polling - Cyclic - Change of State Preset The encoder supports the following error warnings: - Position and parameter error - Lithium battery voltage control (Multiturn) Default Supply voltage 0V Supply voltage green CAN_H Bus (dominant High) yellow CAN_L Bus (dominant Low) grey CAN_GND CAN Ground pink n.c. – blue d.u. do not use red d.u. do not use Screen CAN_SHLD CAN Shield 8 x 0,14 mm2 Connector Signals Description Pin 1 CAN_SHLD CAN Shield Pin 2 +Vs Supply voltage Pin 3 CAN_GND CAN Ground / 0 V Pin 4 CAN_H Bus (dominant High) Pin 5 CAN_L Bus (dominant Low) 2 1 3 5 4 Subject to modification in technic and design. Errors and omissions excepted. Diagnosis +Vs white Connector M12 male for connection reference -N Rotating direction Parameter for defining the rotating direction in which there have to be ascending or descending position values. Default setting: ascending position values when looking at the flange and rotating the shaft clockwise. Parameter defining the steps per turn as well as the total resolution. brown Cable data Parameter for setting the encoder to a requested position value assigned to a defined shaft position of the system. The offset of encoder zero point and mechanical zero point is stored in the encoder. Scaling Description 125 kbit/s, Mac Id 63 3 www.baumer.com/motion 13/8/2015 Bus protocol Core colour Signals Absolute encoders - bus interfaces Blind hollow shaft ø12 mm Magnetic single- or multiturn encoders 12 bit ST / 16 bit MT, DeviceNet BMSH 42, BMMH 42 DeviceNet - MAGRES Dimensions BMSH/BMMH 42 DeviceNet cable radial 0[ [ BMSH/BMMH 42 DeviceNet connector output radial +[ 0[ [ ¡ ¡ + [ Subject to modification in technic and design. Errors and omissions excepted. 4 www.baumer.com/motion 13/8/2015