CHQ-SZM-M(SCI) Instructions

Hochiki Europe (UK) Ltd Page 3 2-3-0-778/ISS8/DEC11 Standard EOL Options for CHQ-DZM EOL Option Type Part Description OPTION 1 Zener End of line device (Zone) TE-RH-E Hochiki Part No 2-1-1-016 (Iz=1-mA, T=30ms, Vz=22.7 to 24.3 V) L terminal connects to +Zone C Terminal connects to -Zone OPTION 2 Active End Of Line Module (Zone) Active End Of Line in conjunction with Capacitor (Zone) LCMU (6K8) Hochiki Part No 1270070-00 (SUPPLIED SEPARATELY) 47 µF Capacitor Hochiki Part No (2-2-7-031) Active EOL - Line Continuity Monitoring Unit for Schottky bases (See Fig 6) Pink lead connects to +Zone Black lead connects to –Zone 47 µF ±20% 35 V Fitted directly into Zone terminals (see Fig 6) OPTION 3 Resistive EOL (Zone) 6K8 resistor (2-2-5-1015) 6K8 ± 5% 0.4 W Monitored input EOL 10 K Ω resistor (2-2-5-806) 10 K Ω ± 5% 0.4W CHQ-SZM SINGLE ZONE MONITOR is a loop-powered module that provides a single fully monitored input for the connection of up to six Hochiki conventional smoke or heat detectors, OR one Hochiki beam detector, or any number of conventional call points, the unit also contains an output for remote fire indication. Note: The end of line device (EOL) is supplied with the unit – do NOT discard in error! The EOL device MUST be fitted at the last detector on the zone, note the polarity. Order codes CHQ-SZM(SCI) / CHQ-SZM/M(SCI) / CHQ-SZM/DIN(SCI) * 1 Transmission method Digital communication using ESP Loop:-Operating voltage 17 - 41 VDC Quiescent current 260  A Current consumption whilst polling 22 mA  20 % Current in short-circuit 8 mA Maximum short-circuit current (Loop) 1 A E.O.L device TE-RH-E (polarity conscious) Zone voltage 15.3 V - 17.1 V Zone resistance 50  (Max) Zone capacitance 0.3  F (Max) Detectors per zone DCA, DFB, DFE – No limit, SLG, SLK, SLR, SIF, SIH, SIJ, DCC, DCD, DFJ – 6 max SPB-ET or SRA-ET– Only one and no other detectors, HF-24 – Only one and no other detectors, DRD-E – 3 max, Conventional Call Points – No limit Weight (g) & Dimensions (mm) CHQ-SZM(SCI) CHQ-SZM/M(SCI) 328 L157 x W127 x D35 (CHQ Module plus Lid) D79 (CHQ Module plus Lid plus CHQ-BACKBOX) (add 235 to module weight when using CHQ-BACKBOX) L108 x W119 x D24 (CHQ DIN Module) CHQ-SZM/DIN(SCI) 114 Colour and enclosure material CHQ Module & CHQ-BACKBOX White ABS, DIN Module Green ABS * Fire alarm control panel compatibility required for these products. See AP0127 for short-circuit isolator specifications. This module does not support any line continuity options; therefore, if Manual Call Points are to be interfaced then these should be connected first. Fig 7 Fig 8 Fig 6