Digitals Input a Wɔde Di Dwuma
- Terminal Board no yɛ adwuma
- Ahobammɔ Akwanside ahorow a Atew ne Ho
- Nneɛma a Wɔde Tew Nsɛnkyerɛnne Ho
- Mfiri a Ɛbɔ Surge Ho Ban
- Ahobammɔ Relays
- I/O Modules a Ɛyɛ Nyansafo a Wɔatew Wɔn Ho
- Apon a Ɛyɛ Nyansa
- Nnwumayɛbea Data Optical Transceivers
- Intanɛt so Dew Point Analyzers
- Data a Wɔde Nya Nneɛma
- HART data a wɔde dannan nneɛma
01. Ɔde ne nsa kyerɛɛ ne so02. Ɔde ne nsa kyerɛɛ ne so03. Ɔde ne nsa kyerɛɛ ne so
PHD-12TF-288 na ɛwɔ hɔ
Nsɛm a wɔaka abom
Ahobammɔ akwanside a wɔatew ne ho wɔ detection fã: PHD-12TF-288, dijitaal input ne output, biako input ne abien output.
^ Akwanside a atew ne ho no betumi adan proximity switch ne contact input a ɛwɔ beae a asiane wɔ no akɔ transistor output signal no mu na ɛde akɔ beae a ahobammɔ wɔ. Na output transistor ntam ec yɛ equipped ne selection switch of "inverted phase / normal phase" , afei nso, ɛwɔ input signal tiawa circuit anaasɛ open circuit alarm indicator, circuit no ma input sensor tumi a wɔde ma.
^ Saa ade yi hia abɔnten so 20-35VDC ahoɔden a wɔde ma.
^ Wɔde sɛnkyerɛnne tebea kyerɛwtohɔ no asi hɔ wɔ hann kɔkɔɔ ne kɔkɔɔ mu de akyerɛ adwumayɛ tebea a ɛwɔ output relay no mu, bere a ɛyɛ alarming afei kanea no yɛ kɔkɔɔ, bere a ɛyɛ adwuma daa no kanea no yɛ kɔkɔɔ.
* Bɔs ahoɔden a wɔde ma, yɛsrɛ wo hwɛ nkaebɔ no mu ma nsɛm no mu nsɛm.
| Nneɛma a wɔde ma no voltage | 20 ~ 35VDC, tumi a wɔde di dwuma |
| Input sɛnkyerɛnne | Sesa nkitahodi/bɛn switch |
| Supply voltage fi sensor afã wɔ beae hɔ | 8V |
| Signal input su ahorow | On-site input current: >2.1mA, ɛkyerɛ sɛ ON; On-site input current: |
| Nsakrae hysteresis: 0.2ms | |
| Transistor output su ahorow | NPN type transistor emitter anaa collector bue circuit output, drive tumi: output mprempren ≤20mA (1.2KΩ), emu kɛse mprempren 100mA. Wɔde short-circuit mprempren ahobammɔ ahyɛ mu |
| Switched control ntam inverted phase ne normal phase of outputs ec | Sɛ dial switch K1 no wɔ "ON" a, transistor output ec no wɔ inverted phase mu |
| Sɛ dial switch K1 no wɔ "OFF" a, transistor output ec no wɔ normal phase mu | |
| Bere a K2 no wɔ "ON", circut no bɛpaw kanea kɔkɔɔ a ɛkyerɛ alarm adwuma no | |
| Ɛkyerɛ hann alarm dwumadi | Field input current >7mA, short-circuit alarm (SC), on-site input mprempren |
| Dodow a wɔde hyɛ mu ne nea wɔde fi mu | 1 input 2 afiri a wɔde hyɛ mu |
| Mfiri a wɔde yɛ afuw a ɛfata | Dry contact anaa NAMUR proximity switch sɛnea DIN 19234 gyinapɛn kyerɛ no. |
| Ɔhyew a ɛwɔ ɔhyew mu ho parameter | Adwumayɛ hyew: -20 ° C ~ + 60 ° C, akorae ɔhyew:-40 ° C ~ + 80 ° C |
| Mframa a ɛyɛ nwini kakra | 10% ~ 95% RH a enni condensation |
| Dielectric ahoɔden | Wɔ ɔfã a ahobammɔ wom ankasa ne ɔfã a ahobammɔ nnim ankasa ntam (≥ 3000VAC/min); ntam tumi a wɔde ma ne nea ɛnyɛ nea ahobammɔ wom ankasa (≥ 1500VAC/min) . |
| Insulation a ɛko tia | ≥100MΩ (ntam input / output / tumi a wɔde ma) |
| Abɔnten so nsusuwii ahorow | Ne kɛse yɛ 12.5mm x ne tɛtrɛtɛ 108mm x ne sorokɔ yɛ 118mm |
| Electromagnetic a ɛne ne ho hyia | Sɛnea IEC 61326-1(GB/T 18268) kyerɛ no, IEC 61326-3-1 |
| Agyiraehyɛde a ɛnyɛ nea ɛpae | [Exia Ga]IIC na ɔkyerɛwee |
| Ahobammɔ ho adansedi krataa a ɛyɛ adwuma | SIL3 sɛnea IEC 61508 EN 61511 gyinapɛn ahorow kyerɛ no |
| Adansedi Kuw | CQST(China Ɔman Nneɛma Pa Sohwɛ ne Sɔhwɛ Asoɛe a Ɛhwɛ Nneɛma a Ɛpae a Wɔabɔ Ho Ban) |
| Nneɛma a wɔagye atom (wɔ terminals 3-4 ntam) . | Um=250V na ɛwɔ hɔ Uo=10.5V na ɛwɔ hɔ Me=15mA na ɛyɛ Co=1.7μF na ɛwɔ hɔ Lo=150mH na ɛwɔ hɔ Po=39.4mW na ɛwɔ hɔ |
| Installation site Ahwehwɛde ahorow | Wobetumi de nnwinnade a ɛwɔ 0 zone a IIA, IIB, IIC gas a ɛyɛ hu wom abɔ mu |
| MTBF | ≤100000h na ɛyɛ adwuma |
PHD-11TC-33A-23 na ɛwɔ hɔ
PHD-12TF-288 na ɛwɔ hɔ