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DM 系列电磁隔膜泵
DM type electrical diaphragm metering pump
防腐塑料外壳
Anticorrosive plastic casing
全PTFE隔膜
PTFE diaphragm
按IP55防护等级设计
Protection class: IP55
多种材质的泵头可选：PP，PVC，PTFE，SS316
Pump head: PP, PVC, FTFE, SS316
双球单向阀
Suction and delivery valves: with two balls each one
频率调节：10-*
Manual control the stroke frequency from 10-*, LCD displays the normal frequency （at running or stop）.
冲程调节：10-*
the start and stop point can be changed and the proportion rate and direction can be changed easily.
可接受0/4-20MA外部电流信号、面板显示、起始点可以任意设定，可以正反比例，自动调节。
Auto control the stroke frequency by the analog signal 0/4-20mA or 0/1-5vdc from 0-*, LCD displays the normal frequency （at running or stop）.
DM系列电磁隔膜计量泵选型参数
Specification of the DM pump
| 型号 Type | 流量 L/H Flow capacity: l/H | 压力 BAR Max working pressure:Bar | 冲程频率 N/M | 吸程 M Suction height of the water:meter | 重量 KG Net weight:KG | 功率 Power consumption:W | 电源 Standard voltage |
| DM-02-07-L | 2 | 7 | 120 | 2 | 3.5 | 30 | 220V 50HZ |
| DM-02-16-X | 2 | 16 | 120 | 2 | 3.5 | 65 | 220V 50HZ |
| DM-03-07-L | 3 | 7 | 120 | 2 | 3.5 | 30 | 220V 50HZ |
| DM-06-05-L | 6 | 5 | 120 | 2 | 3.5 | 30 | 220V 50HZ |
| DM-06-07-X | 6 | 7 | 120 | 2 | 3.5 | 65 | 220V 50HZ |
| DM-09-03-L | 9 | 2 | 120 | 2 | 3.5 | 30 | 220V 50HZ |
| DM-09-07-X | 9 | 7 | 120 | 2 | 3.5 | 65 | 220V 50HZ |
| DM-12-07-X | 12 | 7 | 120 | 2 | 3.5 | 65 | 220V 50HZ |
| DM-15-03-X | 15 | 3 | 120 | 2 | 3.5 | 65 | 220V 50HZ |
| DM-20-03-X | 20 | 3 | 160 | 2 | 3.5 | 65 | 220V 50HZ |
| DM-30-03-X | 30 | 3 | 160 | 2 | 4 | 65 | 220V 50HZ |
| DM-50-02-X | 50 | 2 | 160 | 2 | 4 | 65 | 220V 50HZ |
