Realtime

Realtime SFR7 (Slave Reader)

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Overview

The Realtime SFR7 Slave Reader is a compact biometric and RFID slave reader designed to extend Realtime attendance and access control systems. It acts as a secondary authentication device, allowing fingerprint and RFID card verification at additional entry or exit points while communicating with the master device through RS485 connectivity.

Ideal for multi-door access control installations, the SFR7 provides secure and reliable authentication without requiring a standalone database. User information and attendance records are managed by the connected master terminal, making the system cost-effective and easy to expand.

Key Features

✔ Fingerprint scanner for biometric verification

✔ RFID card reader support

✔ Compact wall-mounted design

✔ RS485 communication interface

✔ Supports EM proximity cards

✔ More than 5 cm card reading distance

✔ External card reader support

✔ Low power consumption

✔ Designed for multi-door access systems

✔ Reliable and stable communication with master devices

Why Choose Realtime SFR7?

Efficient System Expansion

Allows organizations to add additional authentication points without installing multiple standalone attendance machines.

Dual Authentication

Supports both fingerprint and RFID card verification for improved security and user convenience.

Stable RS485 Communication

Provides reliable data transmission between the slave reader and the connected master device.

Cost-Effective Access Control

Expands existing systems while reducing overall deployment costs.

Ideal for Multi-Door Installations

Suitable for offices, factories, educational institutions, hospitals, and commercial facilities requiring centralized access management.

Technical Specifications

Feature	Specification
Model	SFR7
Product Type	Fingerprint & RFID Slave Reader
Authentication Modes	Fingerprint, RFID Card
Card Type	EM Proximity Card
Cards Supported	RFID / Proximity Cards
Reading Distance	> 5 cm
Communication Interface	RS485
Operating Voltage	12V DC, 2A
Working Current	80 mA – 90 mA
Operating Temperature	0°C to 60°C
External Card Reader	Supported
Installation Type	Wall Mounted
Working Mode	Slave Reader (Requires Master Device)