Teracom IP watchdog monitoring module TCW122B-WD

Teracom IP watchdog monitoring module TCW122B-WD

Model: TCW122B-WD


Model TCW122B-WD is an IP watchdog monitoring module with SNMP v.1 support.

Short Description

The module controls the functionality of devices or networks by transmitting or receiving respectively ICMP echo request or ICMP echo reply. The appropriate relay is activated if there isn’t an ICMP echo (ping) for certain time. This can restart the monitored device or network switch.

TCW122B-WD has two digital and two analog inputs. It’s two relays have normally open and normally closed contacts.

For every of monitored parameters – temperature, humidity, analog voltage and status of digital input, SNMP trap can be sent on certain conditions. The relays can be activated remotely (WEB and/or SNMP) or automatically from presence/absence of ping.


* Password protected web-based configuration and control.
* 1-Wire interface for up to 2 sensors;
* 2 analog inputs with 0 to 60VDC range;
* 2 digital inputs with “dry contact” and “logic level” mode
* 2 relay outputs with NO and NC contacts
* Reliable IP watchdog monitoring;
* SNMP v.1 support;
* SNMP trap messages sending under certain conditions;
* VLAN and MAC address filtering;
* Remote firmware update.

Technical Parameters

Supply voltage, 12 ± 2 VDC
Maximum current (with all relays ON), 370 mA
Weight, 110 g
Dimensions, mm 107 x 72 x 32
Operating temperature, 0 to +40 °C
Maximum humidity in 0 to 31°C range, 80 %RH
Maximum humidity at 40°C (linear slope between 31-4°C), 50%RH
Minimum high level input voltage for digital inputs, +2.5 VDC
Maximum low level input voltage for digital inputs, +0.8 VDC
Maximum input voltage for digital inputs, +5.5 VDC
Maximum switchable current for relay contacts, 3 Amp.
Maximum switchable voltage for relay contacts, 30/24 VAC/VDC

Warranty period: 3 years

Power Supply: 12V 500mA UL-Listed Power Adapter, 100 - 240VAC to 12 VDC, .5A
If a power supply is needed please order Model 18964 with the TCW122-WD.

Click here for Example application: Link

Click here for product manual. Link

Please click below for complete product information at Teracom.

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