ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
CMRR: 100 dB
NMRR: 90 dB
Width: 89 mm
Height: 36 mm
Length: 127 mm
Memory: EEPROM: 512 bytes, FLASH: 2 MB
Weight: 160 g
Accuracy: ± 0.75 °C
Isolation: Power Isolation: 500 Vdc minimum measurement system to PC, Input Isolation: 500 Vdc min between field wiring and USB interface
Alarm Note: 8 (one per digital I/O line)
Input Type: Thermocouple, RTD, Thermistor, Diode, Digital
Wire Gauge: 30 to 16 AWG
Warm Up Time: 30 min
Digital Input: Digital: Low = –0.5 to 1.0 Vdc
Output Signal: Digital
Sampling Rate: 2 Hz (2 updates/second)
A/D Conversion: 4 Dual 24-bit Sigma delta A/D Converters
Data Interface: Ethernet
Digital Output: 4.3V
LED Indicators: Supply Status LED
Supply Voltage: 5 Vdc
Analog I/O Note: Analog Input Note: Analog Inputs;A/D Converter: Four dual 24-bit sigma delta A/D converters;Input Isolation: 500 Vdc minimum between field wiring and USB interface;Number of Channels: 8 differential thermocouple inputs;Differential Input Voltage Range: ±0.080V;Absolute Maximum Input Voltage: ±25V (power on), ±40V (power off);Throughput Rate: 2 samples/sec maximum for all active channels;Input Impedance: 5 GΩ minimum;Input Leakage Current: 105 nA maximum (with open thermocouple detection enabled);Normal Mode Rejection Ratio: 90 dB minimum;Common Mode Rejection Ratio: 100 dB minimum;Warm-Up Time: 30 minutes maximum;Open Thermocouple Detection:3 sec open detection time (maximum);CJC Sensor Accuracy:-0.75 to 0.5°C maximum (15 to 35°C); -1.5 to 1.25°C maximum (0 to 55°C);Pt100 RTD Input: 2-, 3- or 4-wire DIN 43760, alpha = 0.00385, SAMA, alpha = 0.003911, ITS-90/IEC751, alpha = 0.0038505 (3- or 4-wire connections take up 2 differential channels);Thermistor Input: 2-, 3- or 4-wire standard 2252 through 30,000 Ω (3- or 4-wire connections take up 2 differential channels);Semiconductor Sensor: TMP36 or equivalen;
Impedance Input: 5 GΩ
Input Type Note: Thermocouple: J, K, T , E, S, R, B, N, RTD: Pt100, Thermistor: 2252Ω, Semiconductor: TMP36
Leakage Current: 105 nA
Microcontroller: One high performance 8-bit RISC microcontroller and one highperformance 16-bit RISC microcontroller
Digital I/O Note: Number of Digital I/O Channels: 8 Type: CMOS Configuration: Each DIO bit can be independently configured for input or output. Switch selectable output voltages of 5V or 3.3V. Power on reset is input mode unless bit is configured for alarm Pull-Up/Pull-Down Configuration: All pins are connected to 47 kΩ resistors (user configurable for pull-up mode to 5V or pull-down mode) Digital I/O Transfer Rate (Software Paced): Digital Input: 50 port reads or single bit reads per second (typical) Digital Output: 100 port writes or single bit writes per second (typical) Input High Voltage: 4.0V minimum, 5.5V absolute maximum (5V mode); 2.64V minimum, 5.5V absolute maximum (3.3V mode) Input Low Voltage: 1.0V maximum, -0.3V absolute minimum (5V mode); 0.66V maximum, -0.3V absolute minimum (3.3V mode) Output High Voltage: 4.3V minimum (5V mode), 2.7V minimum (3.3V mode); IOH = -2.5 mA Output Low Voltage: 0.6V maximum (IOL = 2.5 mA) Temperature Alarms: 8 (one per digital I/O line);Transfer Rate: Digital Input: 50 port reads or single bit reads per second (typical), Digital Output: 100 port writes or single bit writes per second (typical)
Pull-up Resistor: 47 kΩ
Relative Humidity: 0 to 90% RH non-condensing
Supply Power Note: Supplied by Included External Power Supply: 5 Vdc ±5%, Supplied by Included External Power Supply: 440 mA maximum, User Output Voltage (5V): 4.65V min to 5.25V maximum
Input Voltage Note: Absolute Maximum Input Voltage: ±25V (Power On), ±40V (Power Off)
Pull-down Resistor: 47 kΩ
Data Interface Note: Ethernet Type - 10Base-T;Protocols Implemented: IP, ARP, ICMP, DHCP, UDP, TCP, NBNS, HTTP ;UDP Messaging Protocol: UDP port 54211;TCP Downloading Protocol: TCP port 54267;HTTP 1.0 Alternate Port: TCP port 49152-65535 (not including 54267);Network Name: webtc_xxxxx, where xxxxx is the device’s serial number;Maximum Number of Simultaneous HTTP Connections: 3;Maximum Number of Non-HTTP TCP Sockets: 5;Network Factory Default Settings;"IP Address: 192.168.0.101;Subnet Mask: 255.255.255.0;Gateway: 192.168.0.1;DHCP Setting: Enabled;User Name: webtc;Password: omega;Web Server: Enabled";Network Security;"Security Implementation: IP address based session manager with username/password login for configuration and control transactions (data is not secured) ;Session Timeout: 5 min with no activity;Username/Password ;Encryption: Base64 (the default web page does not support encryption if Javascript is disabled in the web browser) ;Vulnerabilities: Denial of service attacks, username/password spoofing, script probing and simple decryption";;Ethernet Cable Length, Max: 100 m;Ethernet Port: IEEE 802.3 Ethernet 10Base-T;Configuration Method: InstaCalTM utility software, TracerDAQ Software;Supported Operating System: Microsoft Windows® VISTA/7/8/10 (32-bit and 64-bit)
Input Configuration: Connected Software
Electrical Connection: Screw Terminal
Configuration Parameters: Pull-Up/Down Configuration, Switch-Selectable Output Voltage, User-Configurable Input/Output
Storage Temperature, Max: 85 °C
Storage Temperature, Min: -40 °C
Number of Channels, Input: Analog: 8 DIFF, Digital: 8
Number of Channels, Output: Digital: 8
Operating Temperature, Max: 55 °C
Operating Temperature, Min: 0 °C
