| Models |
ET-7051 |
PET-7051 |
ET-7251 |
PET-7251 |
| Software |
| Built-In Web Server |
Yes |
| Web HMI |
Yes |
| I/O Pair Connection |
Yes |
| Communication |
| Ethernet Port |
1 x RJ-45, 10/100 Base-TX |
2 x RJ-45, 10/100 Base-TX, Swtich Ports |
| PoE |
- |
Yes |
- |
Yes |
| Protocol |
Modbus/TCP, Modbus/UDP |
| Security |
ID, Password and IP Filter |
| Dual Watchdog |
Yes, Module (0.8 second), Communication (Programmable) |
| LED Indicators |
| for System Running |
Yes |
| for Ethernet Link/Act |
Yes |
| for DI/DO status |
- |
Yes |
| for PoE Power |
- |
Yes |
- |
Yes |
| 2-Way Isolation |
| Ethernet |
1500 VDC |
- |
1500 VDC |
- |
| I/O |
2500 VDC |
| EMS Protection |
| ESD (IEC 61000-4-2) |
4 kV Contact for Each Terminal and 8 kV Air for Random Point |
| EFT (IEC 61000-4-4) |
+/-4 kV for Power |
| Power Requirements |
| Reverse Polarity Protection |
Yes |
| Powered from Terminal Block |
10 ~ 30 VDC |
12 ~ 48 VDC |
12 ~ 48 VDC |
12 ~ 48 VDC |
| Powered from PoE |
- |
Yes, IEEE 802.3af, Class1 |
- |
Yes, IEEE 802.3af, Class1 |
| Consumption |
2.1 W (Max.) |
2.1 W (Max.) |
2.9 W (Max.) |
3.1 W (Max.) |
| Mechanical |
| Dimensions (W x L x H) |
72 mm x 123 mm x 35 mm |
76 mm x 120 mm x 38 mm |
| Installation |
DIN-Rail or Wall mounting |
| Environmental |
| Operating Temperature |
-25 ~ +75°C |
| Storage Temperature |
-30 ~ +80°C |
| Humidity |
10 ~ 90% RH, Non-condensing |
