The Kentec Sigma XT+ K21042M3 is a multi-area extinguishant control panel with 4 conventional detection zones and 2 extinguishant areas. It combines Sigma CP conventional fire detection with configurable extinguishing control modules, and complies with EN 12094-1, EN 54-2 and EN 54-4.
Each area has a full set of inputs and outputs. Each area can also have up to seven Sigma Si status units or ancillary relay boards connected by a simple four-core cable.
Key features
- 4 detection zones, 2 extinguishant areas
- Dual extinguishant outputs per area (configurable as main/reserve)
- First and second stage sounder outputs and volt-free changeover contacts per area
- Released and fault volt-free contacts per area
- Programmable extinguishant delay and output duration; countdown indicator in seconds
- Mode select and manual release controls per area
- Monitored remote manual release, hold, abort, mode select (door interlock), released pressure switch and low pressure switch inputs
- RS485 serial connection for Sigma Si status units and ancillary boards
Technical specifications
- Product code: K21042M3
- Dimensions: 385 x 520 x 110 mm
- Construction: 1.2 mm mild sheet steel, epoxy powder coated, IP30
- Mains supply: 230 V AC 50 Hz +10% / -15% (100 W max.); fuse 1.6 A
- Power supply: 3 A total including battery charge (28 V +/- 2 V)
- Battery charge voltage: 27.6 V DC nominal; charge current 0.7 A max.; max. draw from batteries 3 A
- Sounder outputs: 21 to 28 V DC, fused at 1 A
- Relay contacts: 5 to 30 V DC, 1 A max. each
- Extinguishant release output: 21 to 28 V DC, fused at 1 A; delay 0 to 60 s; duration 60 to 300 s
- Detection and monitored input EOL: 6K8 resistor; extinguishant output EOL: 1N4004 diode
- Cabling: FP200 or equivalent
- Weight: 8 kg (standard panel)
