美国UE防爆温度开关E121-13273-10S 美国UE防爆温度开关E121-2BSA
美国UE防爆温度开关E121-2BSB 美国UE防爆温度开关E121-3BS
美国UE防爆温度开关E121-4BS 美国UE防爆温度开关E121-5BS
美国UE防爆温度开关E121-8BS 美国UE防爆温度开关E121-13321
E121系列防爆温度开关参数
Type E121, E121-13273 (HTFP), single switch, bulb and capillary***, external adjustment via reference dial.Type E122, E122-13321 (HTFP), dual
switch, bulb and capillary***, external adjustment via reference dial
2BSA -120 to 100 -84.4 to 37.8 150 65.5 5 5 3/8 x 2 5⁄ 8"
2BSB 30 to 250 -1.1 to 121.1 300 148.9 5 5 3/8 x 2 5⁄ 8"
3BS 100 to 400 37.8 to 204.4 450 232.2 5 5 3/8 x 2 1⁄ 8"
4BS 25 to 100 -3.9 to 37.8 150 65.5 2 1 3/8 x 6 3⁄ 4"
5BS -20 to 80 -28.9 to 26.7 130 54.4 2 2 3/8 x 5"
8BS 350 to 640 176.7 to 337.8 690 365.6 5 5 3/8 x 3 1⁄ 4"
13273  25 to 325 -3.9 to 162.8 360 182.2 5 5 1/4" x 10 1⁄ 4"
(Heat Tracing)
UE防爆温度开关性能选项
● 无源温度指示:指示精度1%
● 开关输出：一个或两个单刀双掷微动开关输出
● 开关重复性:1%
● 温度测量范围：-177～340℃
● 不锈钢温包及毛细管型：6英尺304不锈钢
● 触点容量：15A@125/250/480VAC
● 电缆接口：18AWG
● 环境温度：-40～71℃
● 贮存温度：-54～71℃
UE防爆温度开关常用型号
C120-120 C120-121 B121-120 B121-121 E121-4BS E121-5BS E121-8BS E121-13273
B122-120 B122-121 E121-3BS E122-8BS B122-13322 E121-2BSA E121-2BSB
F120-1BS F120-2BS F120-3BS F120-4BS E122-5BS E122-13321 B121-13272
F120-5BS F120-6BS F120-7BS F120-8BS E122-2BSA E122-2BSB E122-3BS E122-4BS
E121温度开关安装尺寸