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Key Technical Specifications
| Parameter | Specification |
| Catalog Number | 6445-001-K-N |
| Input Voltage | 90 to 264 VAC, Single-Phase, 50/60 Hz |
| Continuous Output Current | 5.0 A RMS per phase |
| Peak Output Current | 7.5 A RMS |
| Control Logic Power | Internal off-line switching power supply |
| Feedback Options | Encoder / Resolver feedback processing options |
| Communication Interface | RS-232 / RS-485 serial ports for programming and control |
| I/O Configuration | Programmable digital inputs, fault relay outputs, analog velocity inputs |
| Enclosure Type | Panel-mount rugged metallic chassis |
| Operating Temperature | 0 °C to +50 °C (32 °F to 122 °F) |
Product Introduction & Supply Chain Strategy
The Pacific Scientific 6445-001-K-N is a high-performance digital electronic command drive engineered to manage precise positioning and velocity control in automated manufacturing and packaging machinery. Part of the proven 6000 motion series, it interfaces directly with host PLCs, motion controllers, or PC-based systems via step/direction signals or serial commands, driving stepper or brushless servo motors with high dynamic response.
Keeping a New Surplus 6445-001-K-N drive in stock is an essential strategy for facilities maintaining mature automated production lines. Purchasing Original New Surplus eliminates the high risk of degraded power capacitors, dried thermal paste, and worn output transistors found in second-hand units. This preserves machinery throughput, lowers Total Cost of Ownership (TCO), and prevents extended line shutdowns when a legacy motion axis fails.
Installation & Configuration Guide
Stage 1: Pre-Installation (Prep & Safety)
- Isolate all AC main power lines feeding the drive cabinet and execute strict Lock-Out/Tag-Out (LOTO) procedures.
- Put on a grounded ESD wrist strap before handling internal DIP switches or wiring terminals.
- Verify motor phase resistance and insulation to ground before connecting output terminals to prevent short-circuiting the drive.
- Note DIP switch configurations and baud rate settings on the existing drive module.
Stage 2: Removal
- Unplug all detachable terminal screw blocks for AC input, motor power, and I/O logic.
- Disconnect RS-232/485 serial communication cables from the front DB9 connector.
- Remove the panel mounting screws and carefully lift the drive unit off the enclosure backplate.
Stage 3: Installation (Clone & Seat)
- Mount the replacement 6445-001-K-N drive securely to the metallic backplate using lock washers to ensure proper earth grounding.
- Set onboard DIP switches and configuration jumpers to match the original unit’s motor current limit and step resolution settings.
- Reconnect terminal blocks and serial cables, ensuring proper polarity on motor phase connections (A, A, B, B).
Stage 4: Power-On & Testing
- Energize the AC power input and observe the front panel diagnostic status LEDs.
- Confirm the power LED shows green and no axis fault indicators light up.
- Execute a low-speed jog command via host controller software to verify correct rotational direction and encoder feedback count.
6445-001-K-N
6445-001-K-N
6445-001-K-N
Firmware/Software Versions & Upgrade Notes
- Motion Software Compatibility: Configured using Pacific Scientific ToolKit or PACCOM terminal software utilities via serial interface.
- Motor Parameter Loading: Ensure motor inductance and current limits are correctly flashed or switch-configured on the drive prior to enabling the power stage to prevent motor overheating.
- Serial Baud Rates: Verify host controller communication speed matches the drive default (typically 9600 or 19200 baud).
- Hot-Unplugging Hazard: Never disconnect motor output power leads while the drive power stage is enabled; inductive voltage spikes can immediately destroy internal MOSFET or IGBT power switches.
Frequently Asked Questions (FAQ)
Is this Pacific Scientific 6445-001-K-N unit brand new or refurbished?
This product is a Brand New Surplus unit. It is not used, not pulled from a decommissioned plant, and not refurbished. All modules undergo rigorous quality verification to ensure OEM-level reliability.
Why shouldn’t I purchase a cheaper refurbished or used 6445-001-K-N drive?
Refurbished motion drives frequently contain degraded DC-bus electrolytic capacitors and thermally stressed power semiconductors. A sudden drive failure during production can cause axis crashes, mechanical binding, and severe downtime costs that far exceed any initial savings on second-hand hardware.
Can the 6445-001-K-N drive operate in standalone velocity mode?
Yes. In addition to step/direction position tracking, the drive can be configured to operate via analog 0–10V velocity commands or pre-programmed index routines stored in internal non-volatile memory.
What motors are compatible with the 6445-001-K-N command drive?
It is designed to drive compatible Pacific Scientific hybrid step motors and high-torque brushless servo motors operating within the 5.0 A continuous current rating.
What warranty and quality verification backs this New Surplus drive?
Every 6445-001-K-N drive undergoes visual chassis inspection, pin verification, and functional power-up bench testing prior to shipment. We back our New Surplus stock with a solid 1-year replacement warranty.
