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STANDARD FEATURES Built-in SCI circuitry (SOM-AI only) Flexible application Quick response to emergency conditions Operation parameters are maintained by the module, and individual communication with the control system during emergency conditions is not Required Contacts are rated 2.0 Amps @ 24VDC Programming is highly flexible providing 16 priority states plus zoning capability Programmed device output is turned off, silenced, or programmed to output the selected pattern UL 864 Listed SPECIFICATIONS Supply Voltage (S-SC) 25.3 ~ 39 VDC Auxiliary Supply Voltage 24 VDC Average Current Consumption SOM-AI -420μA (Typical), SOM-A -220μA (Typical) (on S-SC Line) Maximum 6mA: Red Alarm LED On Current Consumption on Auxiliary Power Lines Typical 50μA SCI On Resistance 40m ohm Max. (Normal Condition) SCI Fault Detection Threshold 12 volts (Typical) SCI Isolation Current (Short Circuit Condition) 10mA (Typical) Maximum Quantity Per Loop 127 Dimensions 4.2"W x 4.7"H x 1.4"D Ambient Temperature 32 F (0 C) ~ 120 F (49 C) Mounting4" square electrical box Maximum Output Current 2A@24VDC power limited Relative Humidity 90% RH Non-condensing
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