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 | |