Hệ thống báo động rò rỉ khí gas B-780

Mô tả sản phẩm

Model	B-780
Khí	LPG	Methane
Số lượng máy dò được kết nối	1-3
Thiết bị có thể kết nối	KD-5G, KD-5T, GD-1B	KD-5GM, KD-5M
Báo động khí	・Đèn LED BÁO ĐỘNG màu đỏ nhấp nháy ・Tiếng bíp, 80 dB/m trở lên ・Có thể lựa chọn để tự động đặt lại hoặc đặt lại bằng tay
Báo lỗi	Đèn LED LỖI màu hổ phách nhấp nháy
Nguồn cấp	100/220 VAC±10%, 50/60Hz
Tiêu thụ	Xấp xỉ. 5 W khi hoạt động bình thường (tối đa) Xấp xỉ. 10 W khi báo động khí (tối đa)
External Outputs	(1) 6 VDC, 10 mA during nomal operation, 12 VDC, 10 mA during gas alarm, and 0 VDC during fault alarm
	(2) 100/220 VAC, 1 A max. during gas alarm(output delay time is approx. 35 sec., which can be changed to zero (no delay) by DIP switch setting), Replaceable fuse
	(3) NO/NC contact 24 VDC, 1 A max. (output delay is approx. 35 sec., which can be changed to zero (no delay) by DIP switch setting)
Operating Temperature	-10°C to +40°C (No condensation)
Dimensions	W138 × H180 × D33 mm (Excluding protrusions)
Mass	Approx. 420 g
Accessories	Screws x 2, Crimp terminals x 10

Model	KD-5G	KD-5GM	KD-5T	KD-5M	GD-1B
Detection Principle	Catalytic combustion			Hotwire semiconductor	Catalytic combustion
Target Gas	LPG	Methane	LPG	Methane	LPG
Alarm Set Value	1/100 to 1/4 %LEL
Response Time	30 sec. or less	1 min. or less	30 sec. or less	1 min. or less	30 sec. or less
Power Supply	24 VDC±20%
Current Consumption	30 mA or less at 24 V
Structure	Explosion-proof (d2G4)		Weather-resistant		―
Cable Length	Up to 500 m (CVV, 1.25 mm², 3-core cable)				Up to 200m (0.5mm², 3-core cable)
Operating Temperature	-10℃ to +60℃			-10℃ to +50℃	-10℃ to +40℃
Dimensions	W94 x H141 x D123 ㎜ (Excluding protrusions)				W52 x H116 x D37 ㎜
Mass	Approx. 1,500 g				Approx. 220 g
Mounting Method	By screws				By installation plate or band
Accessories	Stand, rainproof cap, rainproof cover, screws, screw expansion plugs, crimp terminals				Installation plate, wood screws, band, connectors, screw expansion plugs, crimp terminals