Editing SimpleMotion V2 port
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RJ45 is well known from Ethernet connectors and same cables may be used with SimpleMotion wiring. | RJ45 is well known from Ethernet connectors and same cables may be used with SimpleMotion wiring. | ||
− | == | + | ==Electrical properties== |
SimpleMotion V2 uses [[Wikipedia:RS485|RS485]] electrical serial communication standard for all data transfer. Some main benefits of using RS485 are: | SimpleMotion V2 uses [[Wikipedia:RS485|RS485]] electrical serial communication standard for all data transfer. Some main benefits of using RS485 are: | ||
* Multidrop buses possible (up to 32 devices in single serial link) | * Multidrop buses possible (up to 32 devices in single serial link) | ||
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* Low wire count, only 2 signal wires + ground needed | * Low wire count, only 2 signal wires + ground needed | ||
* Bidirectional data transfer (receive & transmit) in one wire pair | * Bidirectional data transfer (receive & transmit) in one wire pair | ||
− | + | As default SimpleMotion V2 uses 460800 BPS bitrate and can deliver over 10 000 motion commands per second. | |
− | As default SimpleMotion V2 uses 460800 BPS bitrate and can deliver over | + | |
− | + | ||
− | == | + | ==Use as E-stop & Enable input== |
− | + | [[File:Rj45 estop and enable.png|thumb|E-stop and enable signal wiring to RJ45 cable]] | |
− | + | [[File:smv2_enablequickndirty.jpg|thumb|A quick'n'dirty way to make enable drive & disable [[safe torque off]] connection. May be used for testing before final wiring.]] | |
− | + | [[File:Cimrj45.jpg|thumb|A [[Argon mating connectors and accessories#Accessories_2|RJ45 break-out terminal]] may be useful for wiring of the STO and Enable signals.]] | |
− | + | In Argon drive, the same connector acts also as emergencecy stop or [[Safe torque off]] input. User may connect a e-stop button directly at the end of device chain to gain reliable stopping mechanism for all linked devices. | |
− | + | ==Connector pinout== | |
− | + | {| class="wikitable" | |
− | + | |- | |
− | + | ! Pin # !! Signal name !! Description || Electrical wiring | |
+ | |- | ||
+ | | 1 || STO2_24V || STO input 2 || Supply 24VDC in this pin referenced to GND to disable STO2. <sup>1</sup> | ||
+ | |- | ||
+ | | 2 || Reserved|| Reserved for future use || Do not connect | ||
+ | |- | ||
+ | | 3 || RS485_A || RS485 signal A || RJ45 cable routes this between devices and [[SimpleMotion V2 USB adapter]] | ||
+ | |- | ||
+ | | 4 || STO1_24V || STO input 1 24V in || rowspan=2|Supply 24VDC between STO1_24V and STO1_0V to disable STO1. STO1 inputs are floating and isolated from GND. <sup>1, 2</sup> | ||
+ | |- | ||
+ | | 5 || STO1_0V || STO input 1 0V in | ||
+ | |- | ||
+ | | 6 || RS485_B || RS485 signal B||RJ45 cable routes this between devices and [[SimpleMotion V2 USB adapter]] | ||
+ | |- | ||
+ | | 7 || ENABLE_IN_24V || Drive enable control signal || Supply 24VDC in this pin referenced to GND to set drive in enabled state. | ||
+ | |- | ||
+ | | 8 || GND || Ground reference for: RS485, STO2 and ENABLE_IN || RJ45 cable routes this between devices and [[SimpleMotion V2 USB adapter]]. For enable & STO connect this to external 24V power supply ground. | ||
+ | |} | ||
+ | <sup>1</sup>) STO1 and STO2 are controlling two independent [[Safe torque off]] methods. Both must be supplied 24V simultaneously to enable torque to the motor. | ||
− | + | <sup>2</sup>) STO1 has limited functionality on Argon if HV DC bus is shared between drives or external DC voltage is supplied. For more info, see [[Argon user guide/J4 connector wiring]]. | |
− | + | {{damage|Even when RJ45 connector and cables are being used in Ethernet and SimpleMotion, these protocols are not electrically compatible. Never connect SimpleMotion device to Ethernet device.}} | |
− | + | {{damage|Don't use [http://en.wikipedia.org/wiki/Ethernet_crossover_cable crossover] cables in SimpleMotion V2 system}} | |
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