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＊since no moving part exists in gas contact area,structurally simple and compact.＊extended rangeability.＊due to temperature compensating circuit incorporated,corresponds changes to temperature.
type se-lection:
| thm | 规格std | 形状shape | 流体名fluid | 流量单位unit | max流量max flow | 接线口径pipe size | option | 特殊项目for specif.item | ||||
| thm | 200 | p | -1 | a | 200 | -03 | -dt | 记入例for instance of entry/说明desc-ription | ||||
| dt | 瞬时流量表示器（emo100dt）instantaneous flow indicator(emo100dt) ＊4 | |||||||||||
| dr | 瞬时流量表示器（emo100dr）instantaneous flow indicator(emo100dr) ＊4 | |||||||||||
| et | (4～20ma) 瞬时+积算流量表示计(em1000et)inst.+int.flow indicator(em1000et)with analog output(4～20ma) ＊4 | |||||||||||
| ha | 精度±2% at fs accuracy at fs ±2% | |||||||||||
| c2 | connector with 2m cable. ＊5 | |||||||||||
| 01 | pf 1/4 | 15,50 | ||||||||||
| 03 | rc 1/2 | 200 | ||||||||||
| 04 | rc 3/4 | |||||||||||
| 05 | rc 1 | 800 | ||||||||||
| 07 | 40a | 3000 | ||||||||||
| 200 | max流量 shows max flowrate. ＊3 | |||||||||||
| a | sl/min | |||||||||||
| b | g/min | |||||||||||
| z | 特殊for specif.unit ＊2 | |||||||||||
| 1 | air | |||||||||||
| 2 | n2 | |||||||||||
| 3 | ar | |||||||||||
| 9 | 特殊for specif.fluid ＊1 | |||||||||||
| p | pulse output. | |||||||||||
| pa | analogue(4-20ma)and pulse output. | |||||||||||
| pb | analogue(1-5v)and pulse output. | |||||||||||
| pc | analogue(1-10v)and pulse output. | |||||||||||
| 规格1 std1 | max流量 max flowrates | 材质 mtl | ||||||||||
| 15 | 0.3～15sl/min | sus304 | ||||||||||
| 50 | 1～50sl/min | |||||||||||
| 200 | 4～200sl/min | |||||||||||
| 800 | 15～800sl/min | |||||||||||
| 3000 | 50～3000sl/min | |||||||||||
＊1 and ＊2: for specif.items specify them at end of type se-lection in order.＊3:refer to a table of flow ranges.＊4:all indicators shown above have a function of cmoparative output. dt,et:npn open collector dr:relay contact for details regarding indicators refer to optional page.＊5:user are requested to prepare for output cable in standard specification (pin and connector are attached to product).
流量及 规格寸法 a table of flow ranges and standard dimensions:
| 规格1 std1 | 流量 sl/minflow ranges sl/min | 寸法(mm)dimensions(mm) | |||
| l | h1 | w | 接线 pipe size | ||
| 15 | 0.3～15 | 90 | 82 | 25 | pf 1/4 |
| 50 | 1～50 | 90 | 82 | 25 | pf 1/4 |
| 200 | 4～200 | 90 | 82 | 36 | rc 1/2.rc3/4 |
| 800 | 15～800 | 120 | 92 | 40 | rc 1 |
| 3000 | 50～3000 | 165 | 104 | - | 40a |
specifications:
| 流量精度 flow accuracy | 标准品 standard type | ±5% at f.s. | |
| 高精度品 high accuracy | ±2% at f.s. | ||
| zui高使用压力 max operating pressure | 0.5mpa(g) | ||
| zui高使用温度 max operating temperature | 0～50℃(no dewing) | ||
| 使用环境温度 ambient operating temperature | 0～50℃(no dewing) | ||
| response | 0.5秒0.5 sec.(63% increment) | ||
| 温度特性 temperature characteristics | ±3%(0～50℃) | ||
| pulse output | npn open collector ouput 70ma max. 0～200hz | ||
| analog output | dc4-20ma load resistance:below 400ω | ||
| dc1-5v load resistance:more than 50kω | |||
| dc1-10ma load resistance:more than 50kω | |||
| 电源电压 power supply voltage | p | dc12-24v | |
| pa/pb/pc | dc15-24v | ||
| 消费电流 current consumption | 0.25a,at 24vdc(including indicator) | ||
构造图structural drawing
| |
installation dimensions:
| installing dimensions(reverse side of body)commonly used to thf 15,50p  | installing dimensions(reverse side of body)commonly used to thf 200,800p  |
terminal connections:
| 端子no.terminal no. | 接线 |
| ① | 电源+ power supply +. |
| ② | 电源- power supply -. |
| ③ | analogue output. |
| ④ | com |
| ⑤ | pulse output. |
| ⑥ | nc |
| ⑦ | nc |
materials:
| thf-15/50p types
| thf-15/50p types
|
| 番号 item no. | names of parts | 材质 mtl. |
| 1 | sensor pin | sus304 |
| 2 | sensor holder | pom |
| 3 | o-ring | fpm |
| 4 | sensor | pt,etc |
| 5 | rectifier | sus304 |
| 6 | aux.ring | sus304 |
| 7 | flange | sus304 |
| 8 | female connector | pa66 |
| 9 | male connector | pa66 |
| 10 | o-ring | fpm |
| 11 | base | sus304 |
| 12 | main pipe | sus304 |
| 13 | case | spcc |
| 14 | substrate | |
| 15 | sensor pipe | sus304 |
