ACR222/2 Bachmann Axis Module Datasheet & Technical Manual

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Bachmann ACR222/2 M1 Motion Control System Configured for high-speed pulse generation and closed-loop positioning in Bachmann M1 Automation System architectures,...

SKU: ACR222/2

Manufacturer: Bachmann
Product No.: ACR222/2
Product Type: Motion Control Modules
Product Origin: Germany
Payment:T/T, Western Union
Weight: 300g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

Bachmann ACR222/2 M1 Motion Control System

Configured for high-speed pulse generation and closed-loop positioning in Bachmann M1 Automation System architectures, the Bachmann ACR222/2 (ACR222/2 (00012285-10) Step/Direction Axis Module) provides direct physical/electrical execution.

Hardware Specifications

Parameter	Specification
Model	ACR222/2 (Part Number: 00012285-10)
Brand	Bachmann Electronic
Origin	Austria
Weight	0.3 kg
Dimensions	63 x 119 x 63 mm
Operating Temp	Standard M1 system operating limits
Power Consumption	System backplane dependent
External Power Supply	18-34 VDC (Reverse polarity protected)
Axis Capacity	2 Independent stepper channels (Step/Direction)
Output Frequency	Maximum 150 kHz
Encoder Interface	2 x 24-bit resolution (RS422 / HEDL)
Max. Encoder Frequency	Up to 1 MHz
Signal Levels	High: 3-34 V, Low: 0-2 V (Imax 10 mA)

Deterministic Network Routing and Backplane Integration

The module relies on internal high-velocity backplane bus communication pathways to cross-reference data frames directly with the main processing node. This allows the internal 24-bit quadrature inputs and 150 kHz step generation channels to synchronize without data lag. The physical sub-circuits maintain exact firmware flash compatibility across standard M1 control chassis variations, ensuring predictable I/O density scaling during concurrent processing of multi-axis linear positioning profiles.

Frequently Asked Questions

Q: How is the internal encoder excitation voltage set for RS422 or HEDL feedback devices?

A: The onboard encoder power supply logic provides selectable outputs of +5 V or +15 V. The exact voltage configuration is determined via internal physical jumpers located on the module circuit board prior to slot engagement.

Q: What are the backplane integration restrictions when adding this module to a live M1 rack?

A: The module does not support hot-swap insertion. The entire M1 system backplane rack must be completely powered down before seating the hardware to prevent data disruption or component logic latch-up.

Q: How does the pulse generation circuit respond to step commands exceeding the maximum range?

A: The step range limits operate from 1 to 16,777,215 pulses per discrete command. Values initiated outside these bounds are intercepted by the module firmware driver and flag a positional overflow status register bit.

Field Installation Guidelines

Chassis Alignment: Slide the module housing carefully into the designated M1 backplane slot along the physical guide rails to secure direct mating with the high-velocity bus connector.
Shielding Topology: Connect encoder and step/direction signal lines using twisted-pair shielded cables, and land the drain wires on the central panel enclosure bulkhead earth rail.
External Power Routing: External excitation lines supplying 18-34 VDC must be sized correctly to accommodate peak step drive logic loads without causing localized voltage drops.
Conductor Isolation: Route the pulse output signal paths separate from high-current AC motor supply lines to reduce inductive cross-talk and maintain clean 150 kHz signal boundaries.

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