et-7259
ì Introduction
ET-7259 配有 8 個 AC/DC 數(shù)字量輸入通道，每個輸入通道都可用來當(dāng)成一個 32-bit 的計數(shù)器。該模組具有 2500 VDC 瞬態(tài)過電壓保護的光隔離功能，但沒有通道間隔離，能安全地應(yīng)用在存有危險電壓的現(xiàn)場。
ì System Specifications
Model | ET-7259 | PET-7259 |
Software | ||
Built-in Web Server | Yes | |
Web HMI | Yes | |
I/O Pair Connection | Yes | |
Communication | ||
Ethernet Port | 2 x RJ-45, 10/100 Base-TX, Swtich Ports | |
PoE | - | Yes |
Protocol | Modbus TCP, Modbus UDP | |
Security | ID, Password and IP Filter | |
Dual Watchdog | Yes, Module (0.8 seconds), Communication (Programmable) | |
LED Indicators | ||
for System Running | Yes | |
for Ethernet Link/Act | Yes | |
for DI/DO status | Yes | |
for PoE Power | - | Yes |
2-Way Isolation | ||
Ethernet | 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 Line | |
Power | ||
Reverse Polarity Protection | Yes | |
Powered from Terminal Block | 12 ~ 48 VDC | 12 ~ 48 VDC |
Powered from PoE | - | Yes, IEEE 802.3af, Class1 |
Consumption | 2.3 W (Max.) | 2.7 W (Max.) |
Mechanical | ||
Dimensions (L x W x H) | 120 mm x 76 mm x 38 mm | |
Installation | DIN-Rail or Wall Mounting | |
Environment | ||
Operating Temperature | -25 to +75°C | |
Storage Temperature | -30 to +80°C | |
Humidity | 10 to 90% RH, Non-condensing | |
Model | ET-7259 | PET-7259 | |
AC Digital Input/Counter | |||
Channels | 8 | ||
Contact | Wet Contact | ||
Sink/Source (NPN/PNP) | Sink/Source | ||
On Voltage Level | 10 VAC ~ 80 VAC | ||
15 VDC ~ 80 VDC | |||
Off Voltage Level | 3 VAC Max. | ||
3 VDC Max. | |||
Input Impedance | 30 kΩ | ||
Counters | Max. Count | 4,294,967,295 (32 bits) | |
Max. Input Frequency | 100 Hz | ||
Min. Pulse Width | 5 ms | ||
Overvoltage Protection | 120 VAC | ||
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