Product Application Guide- 22mm Industrial Alarms with Terminal Block Part Number Structure ZA 016 L D CT Series: ZA = 22mm Maximum Voltage: 016 = 6 - 16 028 = 16 - 28 048 = 28 - 48 120 = 48 - 120 Sound Level: L = Loud (85 - 95 dB 2 ft) M = Medium (75 - 85 dB 2 ft) S = Soft (65 - 75 dB 2 ft) Voltage Type: D = DC Only A = AC or DC Function: CT = Continuous Tone FP1 = Fast Pulse MP1 = Medium Pulse SP1 = Slow Pulse DP2 = Fast Double Pulse DP3 = Slow Double Pulse PS1 = Short Pulse Tone DL1 = 10 Sec. Delay SS1 = 1 Min On-Time SU2 = Fast Speed-Up CM1 = Chime Tone DT7 = Fast Warble DT8 = Slow Warble SR8 = Fast Siren SR9 = Slow Siren MT1 Thru MT8 = Multi-Tones Page 2 Sound Descriptions Continuous Tone: Constant tone until voltage is removed Fast Pulse Tone: 10 pulses per second Medium Pulse Tone: 5 pulses per second Slow Pulse Tone: 1 pulse per second Fast Double Pulse Tone: 1 double beep every half second Slow Double Pulse Tone: 1 double beep every 2 seconds Short Pulse Tone: 1 beep per second (on for 0.1 sec / off for 0.9 sec) 10 Sec. Delay: Wait 10 seconds before issuing continuous tone 1 Min On-Time: Issue continuous tone for 1 minute and then turn off Fast Speed-Up: Over 30 secs, speed up from 1 beep per 2 secs to 8 beeps per sec Chime Tone: Repeating chime sound at 1 chime every three seconds Fast Warble: Alternate between two frequencies at 7 warbles per second Slow Warble: Alternate between two frequencies at 1.5 warbles per second Fast Siren: Sweeping siren sound at 5 sweeps per second Slow Siren: Sweeping siren sound at 2 sweeps per second Multi-Tone: Four different tones in one package. See below table for list of sounds.