MAD-421, 1 input 1 relay output address control and monitoring module

Manufacture: detnov
Product code: MAD-421

Address control and monitoring module
✔️has 1 supervised input to signal the status of the device supplying the NC or NO contact and 1 voltage-free relay output supplying the C contact, NO, NC cannot reset, It occupies two addresses on the loop, Feeds directly the loop. Includes status LEDs, Connect via removable strips up to 2.5mm2 cross-section. Can be mounted on a DIN rail or mounted on a flat wall in a BOX-ONE box. Consumes less than 300μA at idle. Allows installation without polarity. Red. Dimensions 100 x 82 x 23 mm. Certificate of CPR EN 54-18.


Consulting hotline: 0944934114
Product information

°Easy to install, allows mounting to surface or DIN rail

° Non-polarity support (MAD-421 and MAD-422 only)

° Addressable by direct loop feed programmer

°Connection via removable, easy-to-connect strips

° CPR certificate EN 54-18 and EN 54-17


Loop feature:

Working voltage:

Consumption at rest:

Consumption in alarm:


22 to 38VDC

<300 µA

<3 mA

Relay connection 1 A @ 30VDC
Working temperature -10ºC to 70ºC
Humidity 95%
Protections class IP40
Size 100 mm x 100 mm x 23 mm
Structure ABS
Certifications EN 54-18 and EN 54-17
Certifications number 0370-CPR-1181


MAD-421, Mô-đun điều khiển và giám sát địa chỉ 1 đầu vào 1 đầu ra rơ le

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