Model Explanation

0‑54121‑14R: Complete model; 05412114R: Model abbreviation without separators

PIAF: Series code (Process Interface Application Function)

Modifier Card: Function definition (Signal modification / tuning card)

Status: Factory discontinued (Obsolete), market circulation: refurbished / second-hand / in-stock new (NOS)

Technical Parameters

Power Supply: 12V DC (power taken from the back panel)

Frequency: 50/60 Hz

Dimensions: Approximately 248 × 171 × 25 mm (9.75" × 6.75" × 1")

Weight: Approximately 0.45–0.75 kg

Operating Temperature: 0°C ~ 55°C

Interfaces: RS‑232C / RS‑485, supports Modbus communication

Interface and Communication

Backplane Interface: Standard 3U gold fingers, compatible with AutoMax chassis

Serial Ports: RS‑232C (programming / monitoring), RS‑485 (Modbus network)

I/O Terminals: Analog input/output, digital trigger ports

Communication Protocols: Modbus RTU, can be networked with upper computers, PLCs, and other drives

Core Functions

Signal Conditioning: Amplification, filtering, isolation of sensor / encoder feedback signals

Control Correction: Adjustment of speed / current closed-loop parameters to improve dynamic response and stability

Communication Expansion: Adds Modbus networking capability to older drives

Multi-axis Synchronization: Cooperates with 0‑53107 (CPU) to achieve coordinated control of multiple drives

Fault Monitoring: Diagnosis and alarm for signal abnormalities, communication interruptions, and power failures Application scenario

Industrial drive: MaxPak / AutoMax DC spindle, AC frequency converter (15–500 HP)

Heavy machinery: Rolling mills, extruders, paper machines, machine tools and other high-precision speed control equipment

System upgrade: Add communication and advanced control functions to old drive systems

Multi-axis linkage: Multi-axis synchronous control for textile, printing, and packaging machinery