| Customization: | Available |
|---|---|
| Task: | Adjust |
| Structure: | Combination |
|
Still deciding? Get samples of US$ 88/Piece
Request Sample
|
Suppliers with verified business licenses
Audited Supplier Audited by an independent third-party inspection agency
<1>. NPEXA-C177+C171 TC input safety barrier transmits thermocouple millivolt signal from hazardous area to safe area separately output 1:1 millivolt signal and 4mA~20mA current signal. Output millivolt signal is without temperature compensation.
<2>. The input, output, and the power supply ports are galvanically isolated from each other.
<3>. NPEXA-C177+C171 TC input safety barrier is an intelligent product with online self-diagnosis function.
|
Explosive-proof grade: [Ex ia Ga]IIC |
|
|
C171 |
|
| Input signal from hazardous area |
TC mV signal: 0mV~100mV |
| Output signal to safe area |
Output 1: 0mV~100mV Output 2: 4mA~20mA |
| Output load capacity | Output 1: ≥100KΩ Output 2: ≥350Ω |
| C177 | |
|
Input signal from hazardous area |
TC mV signal: -5mV~+60mV |
| Output signal to safe area |
1:1 TC mV signal |
| Output load capacity |
≥10KΩ |
| Other Parameters | |
| Accuracy for RTD (at 25ºC±2ºC,Exciting current no less than 0.5mA) |
±0.1%FS |
| Response time | ≤2ms |
| Temperature drift | 100ppm/ºC |
| Power supply | 18~32V DC (24V DC) |
| Dielectric strength: (1mA leakage current, 1 minute test time) |
≥2500V AC |
| Insulation resistance | ≥100MΩ (between input-ouput-power) |
| EMC | IEC61000-4 |
|
Ambient Conditions |
Operating temperature range: -20~+60ºC |
| Relative humidity: 10%~90%RH (40ºC) | |
| Operating atmosphere pressure: 80~106kPa | |
| Storage and delivery temperature: -40~+80ºC | |
Parameters certified by China National Quality Supervision and Test Centre for Explosion Protected Electrical Products (CQST)
Um =250V AC/DC; Between terminal 1 & 2; Uo=6.5V, Io=1.4mA, Po=2.3mW
| IIC | IIB | IIA | |
| Co | 17.5μF | 399μF | 700μF |
| Lo | 1000mH | 1000mH | 1000mH |
Customer's photos
){kind=link}