13.3 THRESHOLD LEVELS FOR 5000 SERIES DEVICES
ANALOGUE THRESHOLD LEVELS
SENSITIVITY FAULT NORMAL PRE-ALARM FIRE
‘N/S’ TYPE ‘0’ ( MCP , SOUNDER or INTERFACE )
Low 0 - 80 81 - 192 N / A 193 - 255
Medium 0 - 80 81 - 192 N / A 193 - 255
High 0 - 80 81 - 152 153 - 192 193 - 255
‘ION’ TYPE ‘1’ ( IONISATION SMOKE SENSOR )
Low 0 - 8 9 - 152 153 - 208 209 - 255
Medium 0 - 8 9 - 152 153 - 184 185 - 255
High 0 - 8 9 - 152 N / A 153 - 255
‘HEAT’ TYPE ‘2’ ( TEMPERATURE SENSOR )
Low 0 1 – 220 N/A 221 – 255
Medium ( 68º ) 0 1 – 196 N/A 197 – 255
High 0 1 - 168 N/A 169 - 255
‘OPT’ TYPE ‘3’ ( OPTICAL SENSOR )
Low 0 1 – 160 161 - 200 201 - 255
Medium 0 1 – 128 129 - 168 169 – 255
High 0 1 - 112 113 - 136 136 – 255
13.4 THRESHOLD LEVELS FOR 4000 SERIES DEVICES
ANALOGUE THRESHOLD LEVELS
SENSITIVITY FAULT NORMAL PRE-ALARM FIRE
MCP
Medium 0-15, 17-63 16 N / A 64-127
IONISATION SMOKE SENSOR , TEMPERATURE SENSOR, OPTICAL SENSOR, MULTISENSOR
Medium 0-9 10-40 41-50 51-127
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