1. General Description

2. Specifications

2.1 Electrical

• Supply voltage：24 VDC ±10%

• Current consumption：0.35 A typical

• Digital inputs：16 points（24 VDC, sink/source selectable）

• Digital outputs：8 relay outputs

  • Rated：24 VDC / 50 mA max per point

• Isolation：Photocoupler（input）；relay（output）

• Power consumption：≤ 8.5 W

2.2 Environment

• Operating temperature：0 °C to +45 °C

• Storage temperature：−10 °C to +60 °C

• Humidity：5%–80% RH, non‑condensing

• Vibration：≤ 0.5 G（10–500 Hz）

• Altitude：≤ 1,000 m

2.3 Compatibility

• Controllers：YASNAC XRC, ERC series

• CPU boards：JANCD‑CP03B, JANCD‑CP04B

• Application：Welding, material handling, assembly, general automation

3. Board Interface

CN1（Controller bus）

• 50‑pin flat cable；connects to CPU board

• Carries：I/O status, safety signals, configuration data

TB1（Field terminal block）

• Screw terminals for all I/O and safety

• Includes：24 VDC, 0 V, input common, output common, E‑stop, limit signals

CN2（Power）

• 24 VDC power input for board logic

4. LED Indicators

• PWR（green）：On when 24 VDC is normal

• IN01–IN16（green）：On when input is active

• OUT01–OUT08（green）：On when relay output is energized

• ALM（red）：On for safety circuit fault or communication error

5. Installation

1. Power OFF controller；wait 5 minutes for capacitors to discharge.

2. Use anti‑static wristband.

3. Insert board into designated slot；fix with four M3 screws（0.8–1.0 N·m）.

4. Connect CN1 to CPU flat cable.

5. Wire field devices to TB1 per terminal assignment.

6. Apply 24 VDC to CN2.

7. Power ON；check LEDs：PWR ON, ALM OFF.

6. Safety Features

• Hardware emergency stop（Category 3 compliant）

• Overcurrent protection on I/O

• Short‑circuit detection（input/output）

• Galvanic isolation between field and controller

• Safety signal monitoring with alarm output

7. Maintenance & Troubleshooting

Maintenance

• Quarterly：Check terminal screw tightness.

• Annually：Clean dust with low‑pressure dry air；check flat cables.

Troubleshooting

• PWR off：Check CN2 24 VDC supply and wiring.

• ALM on：Check E‑stop circuit, limit switches, CN1 cable.

• Input LED not on：Check field device and common voltage.

• Output not activating：Check output common and load wiring.

8. Ordering Information

• Model：JANCD‑TU02

• Motoman P/N：150516‑2

• Manufacturer：Yaskawa Electric Corporation（Motoman Robotics）

• Origin：Japan

• Warranty：12 months under normal operation

9. Warning