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深圳市德威達科技有限公司
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產(chǎn)品名稱: DPM系列粉塵濃度監(jiān)視報警器
產(chǎn)品型號: DPM
實時監(jiān)測塵埃濃度,可調(diào)整報警設(shè)定點
Inputs: From PMS Sensor.
Output Ratings: Alarm Relays: 2 Form A （SPST） rated 5A @ 240V res. （must provide an 8A （maximum） fuse in series with relay load）; Analog: 4 to 20 mA （Option RC）.
Power Requirements: 115 VAC 50/60Hz, 230 VAC 50/60Hz, or 24 VDC.
Power Consumption: 6 Watts Max.
Accuracy: Standard: ±5% of range; Optional: ±1% of range.
Display: LCD.
Display Resolution: Standard: 5 pA; Optional: 0.5 pA.
Memory Backup: For set point storage only.
Temperature Limits: -13 to 160°F （-25 to 70°C）.
Weight: 4.5 lbs （2.0 kg）.
Enclosure: Cast Aluminum, Weatherproof, NEMA 4X.
Loop Power Supply （Isolated）: 17 VDC loop supply provided by DPM control unit for PMS Sensor.
Agency Approvals: Standard, Ordinary/General Purpose Locations （CECSA） or Optional, Class I, II, III, Div. I & II, All Groups （Intrinsically Safe- CSA）.
選型表
| Model No. | Enclosure Rating | Range | Input Power |
| DPM-A111 | Weatherproof/NEMA 4X | 5.0 pA-5000 pA | 115 VAC, 50/60 Hz |
| DPM-A112 | Weatherproof/NEMA 4X | 5.0 pA-5000 pA | 230 VAC, 50/16 Hz |
| DPM-A113 | Weatherproof/NEMA 4X | 5.0 pA-5000 pA | 24 VDC |
| DPM-A121 | Weatherproof/NEMA 4X | 0.5 pA-5000 pA | 115 VAC, 50/60 Hz |
| DPM-A122 | Weatherproof/NEMA 4X | 0.5 pA-5000 pA | 230 VAC, 50/16 Hz |
| DPM-A123 | Weatherproof/NEMA 4X | 0.5 pA-5000 pA | 24 VDC |
| DPM-AHZ111 | Intrinsically Safe | 5.0 pA-5000 pA | 115 VAC, 50/60 Hz |
| DPM-AHZ112 | Intrinsically Safe | 5.0 pA-5000 pA | 230 VAC, 50/16 Hz |
| DPM-AHZ113 | Intrinsically Safe | 5.0 pA-5000 pA | 24 VDC |
| DPM-AHZ121 | Intrinsically Safe | 0.5 pA-5000 pA | 115 VAC, 50/60 Hz |
| DPM-AHZ122 | Intrinsically Safe | 0.5 pA-5000 pA | 230 VAC, 50/16 Hz |
| DPM-AHZ123 | Intrinsically Safe | 0.5 pA-5000 pA | 24 VDC |
