Turck BL20-2DI-120 230VAC Electronic Input Module

Description:

The TURCK BL20-2DI-120/230VAC digital input module is used in BL20 distributed I/O and PLC automation systems. Commonly installed in packaging machinery, conveyor systems, process automation equipment, and manufacturing lines requiring direct monitoring of 120 VAC or 230 VAC field signals. Maintenance teams, OEMs, and system integrators use this part for control system expansion, I/O replacement, machine retrofits, and automation upgrades.

Applications:

The TURCK BL20-2DI-120/230VAC provides two AC digital input channels for monitoring limit switches, pushbuttons, relays, contact feedback circuits, and other high-voltage field devices within the BL20 modular I/O platform. It is commonly used in process automation systems, conveyor controls, packaging equipment, and industrial machinery where direct connection of 120 VAC or 230 VAC signals to a distributed I/O system is required. The modular BL20 architecture allows seamless integration with multiple industrial fieldbus networks while reducing wiring complexity and simplifying future expansion.

Technical Specifications:

• Brand: TURCK
• Part Number: BL20-2DI-120/230VAC
• Manufacturer Part Number (MPN): 6827011
• Product Type: Digital Input Module
• Series: BL20 I/O System
• Function: Digital input signal acquisition
• Number Of Channels: 2 digital inputs
• Input Type: AC digital input
• Signal Type: Digital input
• Operating Voltage: 120/230 VAC
• Frequency Range: 47.5 to 63 Hz
• High Signal Voltage: 79 to 265 VAC
• Low Signal Voltage: 0 to 20 VAC
• High Signal Current: 3 to 10 mA
• Low Signal Current: 0 to 1 mA
• Input Delay: <20 ms
• Electrical Isolation: Galvanically isolated from field level via optocouplers
• Connection Technology: Screw terminal or cage clamp terminal
• Mounting Type: Plug-in module for BL20 base system
• Protection Rating: IP20
• Operating Temperature: 0°C to +55°C
• Storage Temperature: -25°C to +85°C
• Relative Humidity: 5 to 95% non-condensing
• Dimensions: 12.6 x 74.1 x 55.4 mm
• Diagnostic Features: Channel status and diagnostic LEDs
• Approvals: CE, cULus, Class I Division 2, Zone 2
• Application: Digital input acquisition for industrial automation and machine control systems
• Special Features: Fieldbus-independent operation, modular architecture, hot-swappable design, integrated diagnostics.

Common Replacements:

• TURCK BL20-2DI-24VDC-P
• TURCK BL67-2DI-120/230VAC
• TURCK BL20-E-8DI-24VDC-P