DC 12V/24V 16-input 16-output RS485 Remote Switch PLC IO Expansion Board with Modbus RTU Module Suitable for Smart Homes Etc.
SPECIFICATIONS
Application: Computer
Brand Name: Gaqqee
Choice: yes
Condition: New
Dissipation Power: low power consumption
High-concerned chemical: none
Operating Temperature: Details Page
Operating current: 8-50MA
Operating voltage: DC 6.5-30V (7.5V, 9V, 12V, 15V, 24V)
Origin: Mainland China
Package: TQFP
Quantity: 1
Supply Voltage: Details Page
Type: Module
is_customized: Yes
Product Features:
1: Wide range of applications
2: Maximum load: 300mA per channel
3: Available with or without mounting rail
4: Simple and intuitive operation
5: Insulation rating: Flame-retardant VO grade
Product Description:
1: Operating voltage: DC 6.5-30V (7.5V, 9V, 12V, 15V, 24V)
2: Operating current: 8–50mA
3: 16 optically isolated input ports (NPN low-level active)
4: 16 Darlington outputs (ULN2803 NPN output)
5: Six commands: “ON”, “OFF”, “Instant”, “Self-lock”, “Interlock”, 'Delay'
6: 16 inputs can remotely control another board's 16 outputs via RS485 bus (requires relevant register configuration)
7: MODBUS RTU protocol, supporting function codes 03 and 06 (some registers support function code 16)
8: Maximum delay under “Delay” command is 255 seconds;
9: MODBUS commands can be entered via serial terminal software (Serial Assistant) OR by pressing Enter in “'Modbus Poll”' mode;
10: In MODBUS command mode, supports up to 64 devices in parallel
11: Default baud rate is 9600 BPS. Baud rate selectable via jumper: 2400, 4800, 9600, 19200 BPS
12: Dimensions: 100 × 72 × 20mm (PCB board only); 120 × 88 × 42mm (with DIN rail enclosure)
13: Weight: 64g (PCB board only); 143g (with rail enclosure)
14: Maximum load: 300mA per channel
DIN Rail Box Specifications:
Model: UM72
Colour: Green
Width: Suitable for UM72 PCB width (72mm)
Insulation Rating: Flame-retardant VO grade
Backplate Length: Compatible with 100mm PCB boards
Net Weight: 72g
Mounting Method: DIN 35 and C45 rails
Applications:
PLC IO expansion boards
Smart home, home automation, intelligent home systems
PTC cameras
Security surveillance
Recognition systems
Network cameras
LED light drivers
Automated curtain control
Contents:
Module ×1







- Standard Shipping: Standard Shipping (12–18 Business Days)
- Express Shipping: Expedited Shipping (5–9 Business Days)
- Free Shipping: Orders over $199 qualify automatically
- Tracking: Full tracking number provided for all orders
- Returns: 30-day hassle-free return window
- Condition: Items must be unused and in original packaging
- Refund: Full refund processed within 3-5 business days
- Factory Direct: ISO/TS 16949 certified manufacturer
- Quality: 100% electrical continuity tested before shipment
- Experience: 15+ years in automotive connector industry
- Support: Professional technical support available
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