Related Manuals for IFM DF21 Series
Summary of Contents for IFM DF21 Series
- Page 1 Operating instructions Electronic circuit breakers, IO-Link for the 24 V DC secondary circuit DF21xx DF22xx DF25xx...
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Page 2: Table Of Contents
DF21xx DF22xx DF25xx Electronic circuit breakers, IO-Link Contents Preliminary note ............. Symbols used . -
Page 3: Preliminary Note
Electronic circuit breakers, IO-Link DF21xx DF22xx DF25xx 1 Preliminary note You will find instructions, technical data, approvals and further information using the QR code on the unit / packaging or at www.ifm.com. 1.1 Symbols used Requirement Instructions Reaction, result [...] Designation of keys, buttons or indications... -
Page 4: Safety Instructions
DF21xx DF22xx DF25xx Electronic circuit breakers, IO-Link 2 Safety instructions • The unit described is a subcomponent for integration into a system. – The system architect is responsible for the safety of the system. – The system architect undertakes to perform a risk assessment and to create documentation in accordance with legal and normative requirements to be provided to the operator and user of the system. -
Page 5: Intended Use
Electronic circuit breakers, IO-Link DF21xx DF22xx DF25xx 3 Intended use Electronic overcurrent protection for primary switched-mode 24V DC power supplies. A supply module must be combined with at least one circuit protection module and, optionally, complemented by supply/feedback/potential modules. -
Page 6: Function
DF21xx DF22xx DF25xx Electronic circuit breakers, IO-Link 4 Function The circuit protection modules are available with either fixed or adjustable currents and are equipped with a fail-safe element (integrated fuse). Supply module ● — Circuit protection module — ● Interface IO-Link Max. -
Page 7: Io-Link
The safety function remains active. You will find the IODDs necessary for the configuration of an IO-Link device and detailed information about parameter setting tools, process data structure, diagnostic information and parameter addresses at www.ifm.com/gb/io-link. -
Page 8: Installation
DF21xx DF22xx DF25xx Electronic circuit breakers, IO-Link 5 Installation u Mount the devices on a 35 mm rail. Rail Contact lever Installation area Operating area Fig. 1: Example circuit protection module DF22xx... -
Page 9: Electrical Connection
Electronic circuit breakers, IO-Link DF21xx DF22xx DF25xx 6 Electrical connection u Dimension cables according to input and output current. u Insert wires directly into the terminals as shown on the device label. Art. no. Terminals Potential Cross-section [mm²] Stripping length [mm] DF21xx 24 V DC supply... -
Page 10: Operating And Display Elements
DF21xx DF22xx DF25xx Electronic circuit breakers, IO-Link 7 Operating and display elements Fig. 2: Example DF21xx supply module Fig. 3: Example DFx2xx circuit protection module 7.1 DF21xx supply modules The different operating states of the circuit protection modules are indicated by the status LED. Status LED Operating status IO-Link communication... -
Page 11: Critical Error
Electronic circuit breakers, IO-Link DF21xx DF22xx DF25xx 7.1.4 Critical error During initialisation an error is found or a critical error occurs. Communication with the IO-Link master is not possible. The connected circuit protection modules are and remain switched off. u Reboot the device. 7.1.5 System start The supply module is initialised when the operating voltage is applied. -
Page 12: Maintenance, Repair And Disposal
DF21xx DF22xx DF25xx Electronic circuit breakers, IO-Link 8 Maintenance, repair and disposal The operation of the unit is maintenance-free. Only the manufacturer is allowed to repair the unit. u After use dispose of the device in an environmentally friendly way in accordance with the applicable national regulations.