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MTL7706/7787系列隔离栅
产品名称:  MTL7706/7787系列 隔离栅
产品型号:  MTL7706/7787


用于本安系统的隔离

特性

变送电压: 16.2 V @ 20 mA with 250Ω load (negative w.r.t. earth); 11.0 V @ 20 mA with 500Ω load (negative w.r.t. earth).
安全输出: 4 to 20 mA.
负载阻抗: 0 to 500Ω.
电源: 20 to 35 VDC w.r.t. earth.
精度: ±2 µA under all conditions.
LED 指示: Green: Power Indication.
温度限制: Operating: -4 to 140°F (-20 to 60°C); Storage: -40 to 176°F (-40 to 80°C).
湿度范围: 5 to 95% RH.
端子: Accommodate up to 2.5 mm² stranded or single-core.
安全描述: 28 µV, 300Ω, 93 mA.
重量: 4.9 oz (140 g).
认证: 见下表.

Region (Authority)
Standard
Approved For
Certificate/File No.
USA (FM)

3600, 3610 entity,
3611, 3810

AIS/I,II,III/1/Entity ABCDEFGSCI-
942; NI/I/@/ABCD/T4
[I/0] AEx[ia]IIC-SCI-942
Entity; NI/1/2/IIC/T4;
Ta=140°F (60°C)
3010737
Canada (CSA) CAN/CSA
E60070, UL698,
UL913, UL1604,
IEC60079, C22.2
Class I, Div.2, Gps A, B, C, D;
Ex nA [iA] IIC T4
Class I, Xone 2, Aex nA IIC
T4
1345550
UK (BASEEFA) EN 50014, EN 50020 EEx ia IIC
BAS01ATEX7217
UK (BASEEFA)
Systems
EN 50039 EEx ia IIC
Ex01E2219

Compatible Models: 637, 638, 608, IS626, PBLTX, SBLTX
MTL Zener Barrier
Approval
Dwyer Series
MTL7706
FM for Class I, II, II; Div. 1, Groups C, D, F, G
638
MTL7706
UL for Class I, Div. 1, Groups A, B, C, D; Class II, Div. 1, Groups E, F, G; Class III, Div. 1
IS626, PBLTX, SBLTX
MTL7706
FM for Class I, II, III; Div. 1, Groups B, C, D, E, F, G
637
MTL7706
FM for Class I, II, III; Div. 1, Groups A, B, C, D, E, F, G
608

MTL7706

FM
Group
µF
mH
A & B
0.083
4.2
BASEEFA (ATEX)
Group
µF
mH
IIC
0.083
4.2

MTL7787
FM
Group
µF
mH
A & B
0.083
3.05
BASEEFA (ATEX)
Group
µF
mH
IIC
0.083
3.05

 

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