RFID keypad reader, 2 relays, SK4, outdoor, IP66

RFID keypad reader with 2 relays – SK4 (IP66)

SK4 is a multifunctional outdoor RFID access control reader with an illuminated metal keypad. It supports access via EM 125 kHz cards, PIN code, or a combination of both. Users can be assigned to two separate zones (Zone 1: 1000 users, Zone 2: 100 users). The device includes two independent relay outputs and is designed for harsh environments with IP66 protection.

Installation and Compatibility

Powered by 12–28 V AC/DC. Terminal blocks allow connection to an electric lock, exit button, DOTL, external alarm, and doorbell. The reader is surface-mounted and operates in temperatures from −40 °C to +60 °C.

Key Benefits

• Supports up to 1100 users: 1000 in Zone 1, 100 in Zone 2
• Access modes: card, PIN, or card + PIN
• 2 relay outputs (NO, NC, COM), individually configurable (0–99 s, default 5 s)
• External alarm output: adjustable 0–3 min (default 1 min)
• IP66 weather-resistant metal housing
• Low power consumption: ≤ 55 mA standby, ≤ 80 mA operating
• Compact surface-mount format: 13.0 × 5.6 × 2.3 cm

Applications

• Access control for doors, gates, and pedestrian entries
• Secure areas in residential, commercial, or industrial buildings
• Multi-zone access control with simple installation

Technical specifications