AJ65SBTB1-32DT MITSUBISHI CC-Link Remote Mixed I/O Module

1. Definición del modelo & Posicionamiento del producto

AJ65SBTB1-32DT: Compact Screw Terminal Block Type Remote Mixed I/O Module for CC-Link

AJ65SB: CC-Link Remote I/O Serie

TB1: Integrated screw terminal block (finger touch protection type)

32: Total 32 puntos de E/S (16 entradas + 16 salidas)

D: DC24V Input; t: Sink Transistor Output

Occupies 1 CC-Link station number, no multi-station allocation required. Compatible with Q/L/R series CC-Link master stations (p.ej., QJ61BT11N)

2. Core Electrical Specifications

2.1 Input Section (16-point DC24V Positive Common / Sink Input)

2.2 Output Section (16-point Sink Transistor Output)

2.3 Fuente de alimentación del módulo

Voltaje de suministro: DC20.4~26.4V

Overall Power Consumption: ≤60mA (all I/O points switched ON simultaneously)

3. Mecánico & Parámetros ambientales
4. Dimensiones generales: W179mm × H50mm × D40mm
5. Peso: 0.25kilos
6. Terminales: tornillos m3; 7-pin communication & power split terminal + 34-pin I/O terminal block
7. Clase de protección: IP2X (terminals with finger electric shock protection; direct mounting on machine tools allowed)
8. Temperatura de funcionamiento: 0~55°C; Temperatura de almacenamiento: -20~75°C
9. Humedad: 10~90% HR, sin condensación
10. Withstand Voltage: AC500V for 1 minute between external DC terminals and ground; Resistencia de aislamiento ≥10MΩ (tested at 500VDC)
11. Key CC-Link Network Wiring Guidelines
12. Bus Topology: Daisy-chain wiring; 120Ω terminating resistors must be fitted at both bus ends
13. Communication Cable: Dedicated CC-Link shielded twisted pair cable
14. Max Bus Length: 1.2kilómetros (10Mbps high-speed mode)
15. Station Address: Set via DIP switches on module side (station No. 1~64)
16. Definición de terminal: DA/DB communication lines, DG shield ground, 24V module power supply, FG frame protective earth
17. Series Model Differentiation (DT / DT1 / DT2)

AJ65SBTB1-32DT: Modelo estándar; 7mA input current, max 3.6A total output current per COM

AJ65SBTB1-32DT1: Low-current input (5mamá), suitable for 2-wire proximity sensors

AJ65SBTB1-32DT2: Improved response model; grouped current limiting for output COMs, enhanced anti-interference performance

6. Escenarios de aplicación típicos
7. Distributed field signal collection for production lines, packaging machines and injection molding machines
8. Remote control of sensors and solenoid valves mounted adjacent to machine tools
9. CC-Link slave station expansion for large production lines to reduce cabinet internal wiring
10. Digital remote I/O slave stations for logistics sorting and conveyor lines
11. Alambrado & Prohibiciones de instalación
12. All input COM terminals must be uniformly connected to +24V; mixing ground potentials from separate power supplies is forbidden
13. Transistor outputs cannot directly drive AC loads; external relays are mandatory
14. Fit freewheeling diodes in parallel across inductive loads (válvulas solenoides) to prevent transistor breakdown
15. CC-Link bus shielding layer single-point grounding; grounding at both ends is prohibited
16. Recommended terminal wire gauge: AWG14~16; screw tightening torque: 0.8~1.0N·m

Instalación completa & Operation Manual for AJ65SBTB1-32DT MITSUBISHI CC-Link Remote I/O Module

1. Hardware Structure Description (Module Front Panel)

1.1 Indicadores LED de estado

1.2 DIP Switch Banks (2 Groups)

Station No. Switches: Tens digit (40/20/10), Units digit (8/4/2/1). Sum values to set unique station number 1~64

Communication Speed Switches (SPEED): 3-position switches (4/2/1) to configure CC-Link bus transmission speed

1.2 Terminal Block Split Layout

① 7-pin bus terminals: Y, DB, Director General, 24V+, 0V-, FG (comunicación + module power supply)

② 34-pin I/O terminals: X0~X15 inputs, Y0~Y15 outputs, Input COM, Output COM

1.3 DIN Rail Latch

Spring latch at bottom, compatible with standard TH35 DIN rails

2. Mechanical Installation Procedures

2.1 Installation Environmental Requirements

Temperatura de funcionamiento: 0~55°C; Avoid direct sunlight, polvo, oil mist, condensation and heavy vibration zones

Heat Dissipation Clearance: Reserve ≥10mm gap above and below module; do not mount close to heat-generating contactors or transformers

Mounting Orientation: Horizontal DIN rail mounting preferred; vertical mounting requires terminals facing downward to prevent short-circuit from water accumulation

2.2 DIN Rail Mounting Steps

1. Hook upper module slot onto top edge of TH35 DIN rail
2. Press module bottom downwards until latch clicks into locked position
3. Removal: Push bottom latch down, lift module upward to detach

2.3 Montaje con tornillos (No DIN Rail Available)

Secure mounting holes on both module sides with M4 screws and flat washers; par de apriete: 0.8~1.1N·m

3. DIP Switch Hardware Configuration (Perform with Power OFF! Modifying switches under power triggers ERR alarm)

3.1 Station Number Setting (Critical – Unique for entire network, no duplicates allowed)

Regla: Tens digit value (40/20/10) + Units digit value (8/4/2/1) = Total station number (Rango: 1~64)

Ejemplos:

Station No.1: Only units digit 1 switched ON, all others OFF

Station No.12: Tens digit 10 EN + Units digit 2 EN (10+2=12)

Station No.32: Tens digits 20 & 10 EN + Units digit 2 EN (20+10+2=32)

> Advertencia: Duplicate station numbers on one CC-Link bus cause total communication failure of all stations

3.2 Communication Speed Setting (Must fully match QJ61BT11N master station speed)

4. Step-by-Step Terminal Wiring Guide (Complete all wiring before powering on; power off during wiring)

Parte 1: CC-Link Bus & Fuente de alimentación del módulo (7-pin Terminals)

Terminal Sequence: DA → DB → DG → 24V+ → 0V→ FG

1. Communication Cables (Dedicated CC-Link Shielded Twisted Pair)

Y & DB: Daisy-chain all remote modules in series; connect 120Ω terminating resistors across DA/DB of the first and last module on bus

Director General: Communication shield connection; single-point grounding at one bus end only, dual-end grounding prohibited

2. Module Operating Power Supply

24V & 0V: DC24V power supply for module mainboard; operating range 19.2~26.4V

FG: Module protective earth, connect to cabinet PE ground

> Especificación de cableado: Route CC-Link cables away from 380V power cables; maintain ≥30cm parallel separation; cross wiring must be perpendicular

Parte 2: 16-point DC24V Sink Inputs (X0 ~ X15)

1. All input COM terminals connected uniformly to DC24V positive (+)
2. Connect positive wire of 2-wire sensors to 24V, negative wire to X0~X15 input terminals
3. Sensors without independent power supply: Directly wire 24V+ to COM, sensor negative wire to X terminals

Input Logic: When 0V signal is applied to X terminal, corresponding X LED illuminates and PLC input turns ON

Parte 3: 16-point Sink Transistor Outputs (Y0 ~ Y15)

1. All output COM terminals connected uniformly to DC24V positive (+)
2. Connect positive wire of solenoid valves / indicator loads to DC24V+, negative wire to Y0~Y15 output terminals
3. Cargas inductivas (solenoid coils): Install parallel freewheeling diode with cathode to +24V and anode to Y terminal to prevent transistor breakdown
4. Current Limitation: Max 0.5A per single point; total current for all 16 points ≤3.6A. Install intermediate relays for high-current loads

Cable Specifications & Par de apriete

Wire cross-section: 0.3~1.25mm²; M3 terminal screw torque: 0.8~1.0N·m. Do not over-tighten to avoid thread stripping

5. PLC Software Configuration (GX Obras2 / GX Obras3; Q Series Master Station QJ61BT11N as example)

Paso 1: Access CC-Link Network Parameters

Project Navigation Tree → [Parámetros] → [Network Parameters] → [Enlace CC]; select slot position of master station module

Paso 2: Match Basic Bus Parameters

1. Mode: Remote Network Ver.1 Mode
2. Transmission Speed: Fully consistent with DIP switch speed setting on remote modules
3. Total Connected Stations: Input maximum station number used on bus (p.ej., aporte 10 if highest station No. es 10)

Paso 3: Add AJ65SBTB1-32DT Slave Station (Remote I/O Station)

1. Station Number: Enter station number set via hardware DIP switches (1, 2, 3…)
2. Station Type: Remote I/O Station
3. Number of Occupied Stations: 1 (this module permanently occupies 1 station address)
4. Auto-assigned Remote XY Addresses: 16 input X addresses, 16 output Y addresses (32 consecutive points total)

Paso 4: Write Parameters to PLC and Power Up for Communication

1. Save parameters and write online to PLC CPU
2. Power on PLC and remote modules simultaneously; steady RUN LED on module confirms normal communication
3. Flashing ERR LED: Verify station number, bus speed, terminating resistors and DA/DB wire polarity
4. Power-On Commissioning & Métodos de operación

6.1 Confirm Normal Communication

PW steady ON + RUN steady ON + ERR OFF → Bus communication link established successfully

6.2 Input Signal Test

1. Trigger field pushbuttons / photoelectric sensors; corresponding X LED on module lights up
2. Online monitor via GX Works software: Corresponding remote X register switches to ON state

6.3 Output Control Test

1. Force corresponding remote Y register ON in PLC program
2. Corresponding Y LED on module illuminates and connected load actuates

6.4 Daily Program Usage

Read/write auto-assigned remote X/Y addresses directly; programming logic identical to local I/O without dedicated communication subroutines

Ejemplo: Station No.1 AJ65SBTB1-32DT remote addresses: X100~X10F (Entradas), Y100~Y10F (Salidas)

7. Solución de problemas de fallas comunes (LED Abnormality & Contramedidas)
8. PW LED OFF: Loose 24V/0V wiring on 7-pin terminal, falla en el suministro de energía, terminal short circuit
9. RUN OFF + ERR Steady ON

Mismatch between master station bus speed and module DIP switch speed

DA/DB communication wires reversed or broken

Missing 120Ω terminating resistors at bus ends or dual-end grounding

3. Regular ERR Flashing: DIP switches modified under power → Power off module, reset switches then re-power
4. Input LED fails to light: COM terminal disconnected from +24V, broken sensor wire, insufficient DC24V supply voltage
5. No output actuation: No +24V supply to output COM, load short-circuit, single-channel overcurrent (exceeding 0.5A) triggering protection
6. Mandatory Installation & Operation Prohibitions
7. Strictly forbidden to plug/unplug module or adjust DIP switches while power is applied
8. CC-Link bus shielding layer grounding limited to single end; dual-end grounding prohibited
9. Transistor outputs cannot directly drive AC220V loads; intermediate relays are mandatory
10. Do not connect input and output COM terminals to separate power supply systems to avoid false triggering from potential difference
11. Do not install module beside high electromagnetic interference equipment such as inverters and welding machines
12. 120Ω terminating resistors must be fitted at both bus ends, mandatory for long-distance communication