Weidmüller ACT20X - 7. Product Installation and Operation; 7.1 HDI-SDO NAMUR Pulse Isolator; 7.1.1 HDI-SDO Model Description; 7.1.2 HDI-SDO Status;Alarm LEDs

18 1066540000/00/02.09
7. Product Installation / Operation
7.1 ACT20X-HDI-SDO (NAMUR Pulse Isolator)
7.1.1 Description
The NAMUR pulse isolator ACT20X-HDI-SDO is a special signal isolator/converter for NAMUR sensor
signals from within Ex Zone 0.
Transistor or relay outputs are available on the output side, a dual-channel version is optionally available.
The following NAMUR pulse isolators are available:
Order No. Type Description
8965340000 ACT20X-HDI-SDO-RNO-S NAMUR isolator - relay NO
8965350000 ACT20X-HDI-SDO-RNC-S NAMUR isolator - relay NC
8965360000 ACT20X-HDI-SDO-S NAMUR isolator
8965370000 ACT20X-2HDI-2SDO-RNO-S 2-channel NAMUR isolator - relay NO
8965380000 ACT20X-2HDI-2SDO-RNC-S 2-channel NAMUR isolator - relay NC
8965390000 ACT20X-2HDI-2SDO-S 2-channel NAMUR isolator
7.1.2 Status/Alarm LEDs
51
CH2
41
54
44
21 22
23
24
ACT20X
PWR
11 12
13
14
CH1
LED 1
LED 2
LED 3
Illustration 7-1: Status/Alarm LEDs