• Finger safe (IP40) Push-In terminals
• EN81-1/2 (IEC compliant
• Electric and Hydraulic)
• UL Recognized and CE marked
• Super bright LED illumination
• UL IP65 From Front and IP54 with terminal rubber boot
• Red or Yellow color Flashing with intermittent sound

Rated Insulation Voltage 30V
Rated Voltage 12 to 24V DC
Voltage Range 10.8 to 26.4V DC
Rated Current (effective value) Illuminated: 18mA (24V DC), 8mA (12V DC)
Rated Current (effective value) Non-Illuminated
(Steady sound): 9mA (24V DC), 4mA (12V DC)
(Intermittent sound): 7mA (24V DC), 3mA (12V DC)
Inrush Current 100mA maximum
Buzzer Sound Volume (of HW1Z itself) (at 25ºC)
90dB min. at 0.1m (24VDC)
70dB min. at 1m (24V DC, equivalent value)
84dB min. at 0.1m (12V DC)
64dB min. at 1m (12VDC, equivalent value)
Sound Frequency
(at 25ºC) 2,200 to 2,450Hz
Sound Type Illuminated: Intermittent
Non-Illuminated: Steady/Intermittent
Intermittent Cycle
(at 25ºC) 105 cycles/minute approx. (1.75Hz approx.)
Illumination Type Flashing
Flash Cycle (at 25ºC) 105 cycles/minute approx. (1.75Hz approx.)
Operating Temperature –20 to +50ºC (no freezing)
Operating Humidity 20% to 85% RH (no condensation)
Storage Temperature –30 to +80ºC (no freezing)
Insulation Resistance 100MΩ minimum (at 500V DC megger)
Dielectric Strength Between live and earthed metal parts:
1000V AC, 1 minute
Vibration Resistance Operation extremes: 5 to 55Hz, amplitude 0.5mm
Damage limits: 5 to 55Hz, amplitude 0.5mm
Shock Resistance Operation extremes: 100 m/s2
Damage limits: 1,000 m/s2
Degree of Protection
Panel front: IP65 (IEC 60529)
Terminal: IP40 (IEC 60529), IP54 (with terminal rubber boot) (IEC60529)
Terminal Style Push-in Terminals
Applicable Wire Solid wire/ferrule (without sleeve): 0.2 to 1.5 mm2
Ferrule (with sleeve): 0.2 to 0.75 mm2
Weight (approx.) 17g