CM-WS19A Rate of Rise Heat Detector

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  • Product Specification
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Rate of Rise Heat Detector

  • Mechanical operating principles ensure the long-term durability and the least malfunction

  • Self-restoring function ensures the elements repeatedly use

  • The exhaust valve of R.O.R. Heat Detector part uses optical fiber glass capillary tube that's heat-resistant and moisture-proof to avoid false alarms
  • SPECIFICATION
MODEL NO. CM-WS19A
TYPE  2-wire 3-wire 4-wire
VOLTAGE RANGE  12V ~ 30V DC
CONTACT RATING  N/A 1A @ 30V DC
ALARM CURRENT  24V DC 30mA
POLARIZATION  Non-polarized  Polarized  Non-polarized
WEIGHT  156g
SENSITIVITY SETTING Comply to CNS
AMBIENT TEMP.  -10℃ ~ +55℃
AMBIENT HUMIDITY  0 ~ 95%
MATERIAL  Burning-Proof Plastics
DIMENSIONS  102 (Dia.) × 45 (H) mm
COLOR White


  • EFFECTIVE ALERT AREA
HEIGHT/CONSTRUCTION UNDER 4M 4M ~ 8M
Fire-proof Building 70 M2 35 M2
Ordinary Building 40 M2 25 M2


  • ORDER INFORMATION
CM-WS19A-31 3-wire with remote in dicator output
CM-WS19A-31H 3-wire with self-protection
CM-WS19A-41 4-wire with relay output
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