The TCW122B-WD is a monitoring module for monitoring IP monitoring programs specifically designed for a fail-safe monitoring system.
The module controls the functionality of devices or networks by sending or receiving ICMP echo request or ICMP echo, respectively. answer.
The current relay is activated if there is no ICMP echo (ping) within a certain time. This can restart the monitored device or network switch / router.
The TCW122B-WD has two digital and two analog inputs. There are two relays usually have open and normally closed contacts.
For all monitored parameters - temperature, humidity, analog voltage and status of digital input, SNMP trap can be sent under certain conditions.
The relays can be activated externally (WEB and / or SNMP) or automatically from the presence / absence of ping.