Zone 1
Explosive gas atmosphere likely to occur in normal operation
Zone 2
Explosive gas atmosphere unlikely to occur and, if it does, only for a short period
# General
Product type: Explosion-proof 118 dB electronic sounder with stainless steel horn
Brand: Qlight (South Korea)
Audible signal: 20 sounds + 5 voice messages, max 118 dB at 1 m (adjustable) (SPNA) · 15 sounds + 5 voice messages, max 118 dB at 1 m (adjustable) (SPNA-TI)
Telephone line: 2-wire PSTN · standby 45–55 VDC · ringing 25–120 VAC, 15–55 Hz (SPNA-TI)
# Electrical
Supply voltage: 24 VDC · 120 VAC · 230 VAC
# Ex protection
Marking ATEX: II 2G Ex db IIC T6 Gb, IP66
Marking IECEx: Ex db IIC T6 Gb, IP66
Marking NEPSI / CCC / CCS: Ex db IIC T6 Gb, IP66 (SPNA)
Ingress protection: IP66
Ambient temperature: -40 °C to +60 °C
# Mechanical
Dimensions: Ø134 mm (horn) × 158 mm (H) × 327 mm (SPNA) · Ø134 mm (horn) × 159 mm (H) × 327 mm (SPNA-TI)
Materials: AISI 316L (horn), aluminium (housing)
Cable entry: 1/2" NPT
Housing colour: Munsell 7.5BG 7/2 (aqua green)
{"v":1,"marca":"Qlight","colonne":[{"nome":"Model","valori":["SPNA","SPNA-TI"]},{"nome":"Sounds","valori":["WS – 5 warning sounds","WP – 5 special warning sounds","WM – 5 melodies","WA – 5 alarms","WV – 5 customisable voice messages"]},{"nome":"Supply voltage","valori":["24 VDC","120 VAC","230 VAC"]}],"righe":[["SPNA-WS-24",0,0,0],["SPNA-WS-120",0,0,1],["SPNA-WS-230",0,0,2],["SPNA-WP-24",0,1,0],["SPNA-WP-120",0,1,1],["SPNA-WP-230",0,1,2],["SPNA-WM-24",0,2,0],["SPNA-WM-120",0,2,1],["SPNA-WM-230",0,2,2],["SPNA-WA-24",0,3,0],["SPNA-WA-120",0,3,1],["SPNA-WA-230",0,3,2],["SPNA-WV-24",0,4,0],["SPNA-WV-120",0,4,1],["SPNA-WV-230",0,4,2],["SPNA-WS-24-TI",1,0,0],["SPNA-WS-120-TI",1,0,1],["SPNA-WS-230-TI",1,0,2],["SPNA-WP-24-TI",1,1,0],["SPNA-WP-120-TI",1,1,1],["SPNA-WP-230-TI",1,1,2],["SPNA-WM-24-TI",1,2,0],["SPNA-WM-120-TI",1,2,1],["SPNA-WM-230-TI",1,2,2],["SPNA-WA-24-TI",1,3,0],["SPNA-WA-120-TI",1,3,1],["SPNA-WA-230-TI",1,3,2],["SPNA-WV-24-TI",1,4,0],["SPNA-WV-120-TI",1,4,1],["SPNA-WV-230-TI",1,4,2]],"suffissi":[{"nome":"Sound selection","certo":true,"std":"built-in switch","valori":[["LC – external contacts","-LC"]]},{"nome":"Certification","certo":true,"std":"Choose…","valori":[["ATEX","-ATEX",{"0":[1]}],["IECEx","-IECEx",{"0":[1]}]]}],"suffissiTitolo":"Complete the code","opzioni":[["Ex cable gland","Factory-fitted explosion-proof cable gland (1/2\" NPT or 3/4\" NPT); the standard version is supplied without."],["Two cable entries","Version with two cable entries for loop-through wiring."],["WV voice messages","With the WV version up to 5 customised voice messages can be loaded (volume depends on the audio file)."],["TI version","Also available as a Telephone Initiated (TI) version, activated by the telephone line ring signal."]],"opzioniTitolo":"Options on request"}
