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PG-7200-804-P1系列差压开关
点击次数：370发布时间：2010/11/2 14:09:00
更新日期：2023/12/7 14:03:05
所 在 地：中国大陆
产品型号：
优质供应
详细内容
产品名称: PG系列 气用微压/微差压开关
产品型号: PG
可调可视设定点刻度
特点：大膜盒，高灵敏度，外部可视刻度可调，快动或水银密封开关，被列入UL，FM和CSA清单
介质：空气及相容气体
可调范围：250-7500Pa ～ 3.5-35 KPa
工作温度：0-82.2 ℃
额定压力：不能超过的可调工作压力范围
接点容量：SPDT为4A/120VAC, 2A/240VAC,SPST为6A /120VAC, 3A/240VAC
安装方式：垂直
尺寸：177.8X101.6mm
重量：3.4Kg
选型表：
型号 范围 死区 开关类型 PG-153-P1 1-30" water （.25-7.47 kPa） 1.9" w.c. （0.47 kPa） SPDT Mercury PG-153-P2 0.5-5 psid （.03-3.45 bar） 0.4 psid （0.38 bar） SPDT Mercury PG-3-P1 1-30" water （.25-7.47 kPa） 1.3" w.c. （0.32 kPa） SPST Mercury¹ PG-3-P2 0.5-5 psid （.03-3.45 bar） 0.3 psid （0.21 kPa） SPST Mercury¹ PG-7000-153-P1 1-30" water （.25-7.47 kPa） 4" w.c. （1.0 kPa） SPDT Snap PG-7000-153-P2 0.5-5 psid （.03-3.45 bar） .5 psid （.035 bar） SPDT Snap PG-7000-153HS-P1 1-30" water （.25-7.47 kPa） 4" w.c. （1.0 kPa） SPDT Hermetically Sealed Silver Snap PG-7000-153HG-P1 1-30" water （.25-7.47 kPa） 4" w.c. （1.0 kPa） SPDT Hermetically Sealed Gold Snap
| 举例 | PG | | 153 | P1 | PG-153-P1 （Vacuum） （Pressure） （Differential Pressure） Control, fixed deadband, automatic reset, SPDT mercury switch, adjustable range 1.0-30" w.c. （25-760 bar）. | UL | FM | CSA | |
| 结构 | PG | | | General purpose enclosure, NEMA-1 （standard） | UL | FM | CSA | ||
| 复位操作 | PR | | | Manual reset, operates on pressure increase automatically, resets on decrease1 | UL | FM | CSA | ||
| PRL | | | Manual reset, operates on pressure decrease automatically, resets on increase1 | UL | FM | CSA | |||
| 封装选项 | W | | | Weather-resistant enclosure, NEMA-2, 3R | FM | CSA | |||
| E | | | Explosion-proof enclosure, NEMA-7, 9, Class I, Groups C & D; Class II, Groups E, F & G, includes drain, specify if for pressure, vacuum or differential pressure. | ||||||
| 电路（开关） 选项 （For Electrical Codes see Chart Below） | | 2 | SPST mercury switch, elect. code K†, opens on vacuum, pressure or differential pressure increase | UL | FM | CSA | |||
| | 2P | SPST mercury switch, elect. code L†, opens on vacuum, pressure or differential pressure increase | UL | FM | CSA | ||||
| | 3 | SPST mercury switch, elect. code K†, closes on vacuum, pressure or differential pressure increase | UL | FM | CSA | ||||
| | 3P | SPST mercury switch, elect. code L†, closes on vacuum, pressure or differential pressure increase | UL | FM | CSA | ||||
| | 153 | SPDT mercury switch, elect. code M† | UL | FM | CSA | ||||
| | 103 | DPST, two SPST mercury switches, elect. code L†, both close on increase, FM approved, PG, PGW only | UL | FM | CSA | ||||
| | 105 | DPST, two SPST mercury switches, one elect. code L†, one elect. code N, both open on decrease | UL | FM | CSA | ||||
| | 127 | DPST, two SPST mercury switches, elect. code L†, both open on increase | UL | FM | CSA | ||||
| | 129 | DPST, two SPST mercury switches, one elect. code L†, one elect. code N, both open on increase | UL | FM | CSA | ||||
| | 158 | SPDT, two SPST mercury switches, one elect. code L† - opens on increase, one elect. code N - closes on increase | UL | FM | CSA | ||||
| | 161 | SPDT, two SPST mercury switches, one elect. code L† - opens on decrease, one elect. code N - closes on decrease | UL | FM | CSA | ||||
| | 156 | SPDT, two SPST mercury switches, elect. code L†, one- opens on increase, one closes on increase | UL | FM | CSA | ||||
| | 804 | DPDT, two SPDT mercury switches, elect. code M† | |||||||
| | （__） | Other circuits available, consult factory | |||||||
| 7000 | 153 | SPDT, snap acting switch, rated 15A at 120 VAC, 8A at 240 VAC, 0.5A at 120 VDC, .25A at 240 VDC （1） | |||||||
| 153HS | SPDT, Hermetically sealed snap switch, rated 5A at 125/250 VAC, 5A resistive at 30 VDC | UL | |||||||
| 153HG | SPDT, Hermetically sealed gold contact snap switch, rated 1A at 125 VAC, 1A resistive at 30 VDC | UL | |||||||
| 7200 | 804 | DPDT, two SPDT snap acting switches, rated 5A at 120/240 VAC, 30 VDC resistive （1） | |||||||
| 可调压差范围 | P1 | Adjustable range 1.0-30" w.c. （25-760 bar）, maximum sustained pressure 2 psig* （0.14 bar） | UL | FM | CSA | ||||
| P2 | Adjustable range 0.5-5 psig （.03-.35 bar）, maximum sustained pressure 10 psig* （0.69 bar） | UL | FM | CSA |
| * | Maximum sustained pressure 15 psig （1.0）, maximum surge limit 20 psig （1.4）, both ranges when used as single pressure switch with low pressure port vented to atmosphere. |
| 1 | 7000-153 ａnd 7200-804 not available with PR or PRL manual reset. |
| † | See Electrical Rating Chart Below. |
| CODE | RATING AC or DC |
| K | 6A at 120 V, 3A at 240 V |
| L | 10A at 120 V, 5 A at 240 V |
| M | 4A at 120 V, 2A at 240 V |
| N | 1A at 120 V, 0.5A at 240 V |
