Satel K-641/PLUS Alarmcentrale Toetsenbord K641+-W2W, Wit

The Satel K-641/PLUS is a professional alarm panel keyboard designed for use with Satel INTEGRA, INTEGRA Plus, VERSA, and VERSA Plus alarm control panels. It features a 2-line LCD display with 16 characters per line, backlit keys and display, and a built-in EM Marin 125 kHz proximity reader. The keyboard includes 2 programmable zones and 1 programmable output, and communicates via RS-485 bus. Its sleek white design and tactile membrane keypad make it ideal for residential and commercial security systems.

Advantages

Easy to use with clear LCD display and backlit keys; built-in proximity reader for convenient arming/disarming; flexible zone and output configuration; tamper protection for enhanced security; firmware upgradeable via RS-485 bus.

Suitable for

• Residential alarm systems
• Small to medium commercial security installations
• Integration with Satel INTEGRA and VERSA series control panels

Key specifications

• Display: LCD, 2 lines x 16 characters
• Keypad: Membrane with tactile feedback, backlit
• Proximity reader: Built-in EM Marin 125 kHz
• Programmable zones: 2 (NO, NC, EOL, 2EOL/NO, 2EOL/NC)
• Programmable outputs: 1 (OC type, 50mA max)
• Communication: RS-485 bus (2-wire)
• Power supply: 12 V DC
• Current consumption: 30 mA standby, 110 mA max
• Operating temperature: -10°C to +55°C
• Humidity: 93 ±3%
• Tamper protection: Yes (against opening and removal)
• LED indicators: Yes
• Acoustic signaling: Buzzer
• Color: White
• Security grade: Grade 2 (EN 50131)
• Firmware update: Yes (via RS-485 bus)

Recommendations

For optimal performance, pair with Satel INTEGRA or VERSA series control panels. Ensure proper wiring and configuration per installation manual.