Flowserve NT3000 电气转换器
.Valtek NT3000 是一款安装和调试都非常简单方便的坚固型 I/P 转换器。它采用镀粉的标准铝外壳，几乎不会受到恶劣工厂环境的侵蚀。NT3000 通过了 Factory Mutual、加拿大标准协会、CENELEC (ATEX) 和 SAA 的本质安全和防爆认证。出厂时已进行零和跨度校准，免除了用户的 I/P 设置工作。当然，用户也可以使用螺栓将 I/P 与现有的 Valtek Beta、Valtek XL、Valtek XL 90 或 Automax Apex 定位器连接，调整定位器的零和跨度，然后调试阀门。
Flowserve NT3000 电气转换器技术参数：
输入：4-20mA
输出：3-15psi
认证：防爆/本安，FM/CSA
电气接口：1/2“NPT
带不锈钢压力表。
Flowserve NT3000 电气转换器选型表：
|
系列Series/Prefix |
NT3000 Series |
3 |
3 |
|
通讯Communications |
4-20 mA |
0 |
0 |
|
特征Diagnostics |
None |
0 |
0 |
|
材质Material |
Aluminum |
0 |
0 |
|
Stainless Steel |
1 |
|
认证Certification |
I/P 4-20 mA EExia EExib intrinsically safe NT 3000 ATEX II 1 GD |
04 |
04 |
|
I/P 4-20 mA SAA Explosion Proof Ex d, Intrinically safe Ex ia Ex N , (SAA) NT3000 |
05 |
|
I/P 4-20 mA EExd Exp proof NT 3000 ATEX II 2 GD |
07 |
|
I/P 4-20 mA Exp proof/intrinsically safe NT 3000 FM/CSA |
10 |
|
I/P 4-20 mA General purpose NT 3000 |
14 |
|
压力表Gauges
(qty / material / units of measure) |
(1) / Stainless steel gauges with brass fittings / psi bar kPa |
2 |
2 |
|
(1) / Stainless steel gauges with Stainless steel fittings / psi bar kPa |
4 |
|
(1) / Stainless steel gauges with brass fittings / kg cm2 psi |
6 |
|
(1) / Stainless steel gauges with Stainless steel fittings / kg cm2 psi |
8 |
|
No gauges (Stainless steel plugs) |
9 |
|
密封及温度
Soft Goods / Temperature |
(Standard) Buna-N, Fluorosilicone / -40° to +185°F (-40° to +85°C) |
S |
S |
|
Viton / -20° to +185°F (-29° to +85°C) |
V |
|
EPDM / -40° to +185°F (-40° to +85°C) |
E |
|
电气接口
Conduit Connection |
½" NPT |
N |
N |
|
M20 |
M |
|
排气Vent |
Non-Vented |
1 |
1 |
|
Vented |
2 |
|
外观喷涂Paint |
White |
W |
W |
|
Black |
B |
|
Food Grade |
F |
|
No paint (Stainless steel) |
S |
