1. General Description

2. Basic Specifications

• Applicable System: YASNAC I80 / I80M

• Mount Backplane: JANCD-FC001, 1 full slot

• Board Dimension: 267 × 140mm

• Power Supply: DC 24V ±10%, rated 0.7A

• Operating Temperature: 0°C ~ +45°C

• Storage Temperature: -20°C ~ +60°C

3. Main Functions

Spindle Control Enhancement

• Supports 2 independent spindle channels

• Spindle speed response time ≤2ms

• Positioning accuracy up to ±0.001°

• Compatible with αi, βi series spindle amplifiers

Servo Axis Expansion

• Adds 2 extra servo axes, max system axes reach 8

• Servo loop update frequency 1kHz

• Dual motor synchronous driving supported for gantry structure

High Speed Data Communication

• CN61 dedicated bus interface connecting FC500

• Data transmission speed: 8Mbps

• Real-time status monitoring, alarm response ≤1ms

• Compatible with FC510 memory board and FC520 communication board

4. Compatibility & Configuration

Mandatory Matching Boards

• CPU Board: JANCD-FC250 / FC251

• PLC Core Board: JANCD-FC500

• Optional Expansion: FC510, FC520

• Backplane: JANCD-FC001

Typical System Layout

• 5-axis turn-mill machine: FC250 + FC500 + FC610 + FC430

• 6-axis machining center: FC251 + FC500 + FC510 + FC520 + FC610 + FC440

Usage Limitation

• Maximum 1 piece per I80 system

• Occupies one full slot, cannot share slot with other motion expansion boards

5. Common Faults & Alarms

• A.610 Bus error: Loose CN61 connection, communication failure, bus chip damage

• Abnormal spindle positioning: Encoder signal loss, counter module malfunction

• Excessive servo synchronization error: Parameter mismatch, servo loop overload

• No LED indication: Power loss, internal fuse blown, poor backplane contact

6. Application Scope

• 5/6-axis complex turn-mill centers with dual spindle and B/C axis

• Multi-spindle automatic lathes

• Gantry machining centers with dual motor synchronization

• Performance upgrade for legacy I80 CNC equipment