差壓開關
品名：數顯示差壓傳送器+開關
Model：A Series
．範圍:-60~0~60Pa~10kPa
．測量介質：空氣 / 非可燃性、非腐蝕性氣體
．可測量正壓 / 差壓 / 負壓、速度、流量(依選型)
．5種單位選擇(wc，mm wc，cm wc，kPa，Pa)
．雙向4位數LED顯示(依選型)
．輸出信號：4~20 mA
| 特色 |
．採用穩定的壓阻式感測技術
．5種單位選擇(wc，mm wc，cm wc，kPa，Pa) |
．採用穩定的壓阻式感測技術
．5種單位選擇(wc，mm wc，cm wc，kPa，Pa)
．具process arch |
．專利的微處理器壓力控制器
．具process arch
．採OLED編程 |
| 測量類型 |
正壓 / 差壓 / 負壓 |
正壓 / 差壓 / 負壓、速度、流量 |
| 最大壓力 |
- Ranges -00 to -07 = 2 PSI (13.8kPa)
- Ranges -08 to -12 = 10 PSI (68.9pKa)
|
| 測量介質 |
空氣/非可燃性、非腐蝕性氣體 |
| 精確值 |
1.0%, 0.5%, or 0.25% |
| 溫度範圍 |
補償和工作溫度：-10° to 140°F (-23° to 60°C) |
| 熱效應 |
+/- 0.02% FS/°F |
| 輸出信號 |
4-20 mA (選用) |
| 迴路電阻 |
- 750 Ω Max (內部電源);
- 1800 Ω Max (外部電源 36 VDC)
|
| 電源供應 |
通用 24-240 VAC or VDC |
| 響應時間 |
<100 ms |
| 顯示 |
4位數, 紅色 LED, ½" (12.7mm) digits |
4位數, 紅色 LED, ½" (12.7mm) digits,
OLED編程顯示 |
| 壓力接口 |
Push on connection for 3/16" (5mm) tubing |
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| A |
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4 ½" Panel Mount Housing |
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1 |
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LED display |
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0 |
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Indication |
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0 |
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None |
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1 |
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4-20 mA |
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0 |
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1% |
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1 |
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0.50% |
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2 |
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0.25% |
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- |
00 |
0 – 0.25" (60 Pa) |
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- |
01 |
0 – 0.5" (125 Pa) |
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- |
02 |
0 – 1" (250 Pa) |
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- |
03 |
0 – 2" (500 Pa) |
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- |
04 |
0 – 3" (750 Pa) |
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- |
05 |
0 – 4" (1 kPa) |
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- |
06 |
0 – 5" (1.25 kPa) |
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- |
07 |
0 – 8" (2.0 kPa) |
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- |
08 |
0 – 10" (2.5 kPa) |
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- |
09 |
0 – 15" (3.75 kPa) |
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- |
10 |
0 – 20" (5.0 kPa) |
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- |
11 |
0 – 30" (7.5 kPa) |
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- |
12 |
0 - 40" (10 kPa) |
| A |
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4 ½" Panel Mount Housing |
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2 |
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LED display, process arch |
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|
0 |
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Indication |
| |
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|
0 |
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None |
| |
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|
1 |
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4-20 mA |
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0 |
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1% |
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1 |
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0.50% |
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2 |
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0.25% |
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- |
00 |
0 – 0.25" (60 Pa) |
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- |
01 |
0 – 0.5" (125 Pa) |
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- |
02 |
0 – 1" (250 Pa) |
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- |
03 |
0 – 2" (500 Pa) |
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- |
04 |
0 – 3" (750 Pa) |
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- |
05 |
0 – 4" (1 kPa) |
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- |
06 |
0 – 5" (1.25 kPa) |
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- |
07 |
0 – 8" (2.0 kPa) |
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- |
08 |
0 – 10" (2.5 kPa) |
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- |
09 |
0 – 15" (3.75 kPa) |
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- |
10 |
0 – 20" (5.0 kPa) |
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- |
11 |
0 – 30" (7.5 kPa) |
| *所有範圍都是雙向的 |
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- |
12 |
0 - 40" (10 kPa) |
| A |
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4 ½" Panel Mount Housing |
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4 |
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LED display, process arch, and OLED |
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1 |
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Control (2) SPDT relays |
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0 |
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None |
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1 |
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4-20 mA |
| |
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|
0 |
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1% |
| |
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|
1 |
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0.50% |
| |
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2 |
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0.25% |
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- |
00 |
0 – 0.25" (60 Pa) |
| |
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- |
01 |
0 – 0.5" (125 Pa) |
| |
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- |
02 |
0 – 1" (250 Pa) |
| |
|
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- |
03 |
0 – 2" (500 Pa) |
| |
|
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- |
04 |
0 – 3" (750 Pa) |
| |
|
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- |
05 |
0 – 4" (1 kPa) |
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- |
06 |
0 – 5" (1.25 kPa) |
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- |
07 |
0 – 8" (2.0 kPa) |
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|
08 |
0 – 10" (2.5 kPa) |
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|
- |
09 |
0 – 15" (3.75 kPa) |
| |
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|
- |
10 |
0 – 20" (5.0 kPa) |
| |
|
|
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|
- |
11 |
0 – 30" (7.5 kPa) |
| *所有範圍都是雙向的 |
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|
- |
12 |
0 - 40" (10 kPa) |
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