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Technical summary

General SpecificationsUse Modbus controller for centralized gas detection monitoring with real-time gas reading, selective alarm activation and low cost of installation. Size 28 x 20.3 x 7 cm (11.02 x 7.99 x 2.76 in.) Weight 1.1 kg (2.4 lb.) Enclosure NEMA 4X Polycarbonate – ABS Power Requirement 17-27 Vac, 24-38 Vdc, 500 mA Network Capacity Three Modbus channels for up to 96 transmitters, one wireless channel for up to 50 301W wireless transmitters and an optional BACnet/IP output Communication Line Up to 609 m (2000 ft.) per channel Lengths T-Tap: 20 m (65 ft.), maximum per T-Tap 40 m (130 ft.), maximum for all T-Tap combined Relay Output Rating 5 A, 30 Vdc or 250 Vac (resistive load) Alarm Levels 3 fully programmable alarm levels Time Delays 0, 30 sec., 45 sec., 1-99 minutes before and after alarm Outputs 4 DPDT relays (alarms and/or fault); 65dBA buzzer Display Large 122 x 32 dot matrix display Operating Humidity Range 0-95% RH, non-condensing Operating Temperature -20 to 50°C(-4 to 122°F) RangeRatings and CertificationsCertified to CAN/CSA C22.2 No 61010-1 116662 Conforms to ANSI/UL 61010-1 IEC 61010-1 Including Amendments A1:1992 + A2:1995 and National Deviations (Canada, US)