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| Series : | Industrial Audio Visual Warning Equipment |
| 名稱 : | HDSD-135雙喇叭重負荷信號揚聲器 |
| name : | HDSD-135 Heavy Duty Electronic Siren (Double Horns) |
| Click : | 6913 |
Sound Tone Selection
There two ways to control the built-in sound
1.Internal Switch
use an internal selector switch to select according tones.
2.External Contact Control
Base on on/off contact signal,it can realize external control with signal cables,which is helpful for trigger alarm tone by remote device,such as push button or reply switch,
Volume Adjustment
this product has a volume control device on an internal circuit board.Rotate clockwise to increase the volume.
Power cord into port (CABLE ENTRY)
1. the use of explosion-proof packing
2. the mains inlet: standard: one-second PF
3. introduction PF three-fourths size can be made
Wiring
1.AC Product : Wire without polarity
2.DC Product : Black line is Negative(-).
3.For a more secure connection, ends of the power cables using cold press terminal block "o", "u"
MA SAFETY SIGNAL Co.,Ltd.
Add:No.23 Wenqu West Road,Sanhe Village,Guoxi,Ou’hai,Wenzhou City,Zhejiang Province,China.
General Manager:Gary Wang Tel:+86 13625777856
E-mail: garymasafety@gmail.com
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