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 so04. Ɔde ne nsa kyerɛɛ ne so05. Ɔde ne nsa kyerɛɛ ne so
PHD-12TF-277 + na ɛwɔ hɔ
Nsɛm a wɔaka abom
Ahobanbɔ akwanside a wɔatew ne ho a surge ahobammɔ adwuma a switch input relay outputs, a ɛtetew na ɛde input nsɛnkyerɛnne fi switch contacts anaa proximity switches wɔ mmeae a asiane wɔ kɔ of ahobammɔ beae a output relay nam ahobammɔ akwanside no so. Line mfomso detection no nam relay output a ɛyɛ soronko so na wɔda no adi wɔ module no atifi LED so. Wɔde module no dial switch no di dwuma de hyehyɛ input ne output in-phase anaa reverse control, ne sɛnea wɔma line fault detection alarm indication adwuma no yɛ adwuma anaasɛ ɛnyɛ adwuma.
Saa adeɛ yi hwehwɛ sɛ ahoɔden a ɛde ne ho, a ɛwɔ ahoɔden a atew ne ho, input, ne output terminals.
| Input wɔ beae a asiane wɔ | |
| Input sɛnkyerɛnne | Sesa nkitahodi/bɛn switches |
| Nneɛma a wɔde ma no voltage a ɛwɔ sensor no mu | Bɛyɛ 8V |
| Nsakraeɛ rate | |
| Input/output su ahorow: | |
| Wɔ site no so input mprempren | >2.1mA, wɔato output no mu, a ɛkyerɛ sɛ ON; Sɛ |
| Output normally "Open"/"Closed" Nkitahodi nsakrae sohwɛ | Sɛ dial switch K1, K3 wɔ "ON" fã a, relay output no yɛ "Normally closed". Sɛ dial switch K1K3 wɔ "OFF" fã a, relay output no yɛ "Normally open". Sɛ dial switch K2K4 wɔ "ON" fã a, circuit no paw kyerɛ kanea kɔkɔɔ LFD alarm adwuma |
| Output wɔ beae a ahobammɔ wɔ | |
| Output sɛnkyerɛnne | Relay a wɔde ma |
| Drive tumi | 250VAC/2A,30VDC/2A bere a wɔde ahyɛ adesoa a ɛko tia ano |
| Mmuae bere | 20ms na ɛyɛ |
| Nneɛma a ɛbɔ obi ho ban fi surge ho: | |
| Nominal discharge mprempren ln (8/20μs) . | 5kA na ɛyɛ |
| Voltage ahobammɔ level Up(8/20μs): | 60V(line to line) . |
| Voltage ahobammɔ level Up(8/20μs): | 600V(line to fam) . |
| Sɛnea gyinapɛn ahorow kyerɛ no | GB/T18802.21-2016(a ɛne 1EC61643-21:2012 yɛ pɛ) |
| Mfitiaseɛ parameters | |
| Nneɛma a wɔde ma no voltage | 20 ~ 35VDC na ɛwɔ hɔ |
| Tumi a wɔde di dwuma | |
| LED a ɛkyerɛ sɛnea nneɛma te | Green: Tumi kyerɛwtohɔ Yellow: Output relay wɔ normal adwumayɛ tebea Red: LFD kyerɛ, line mfomso alarm |
| Ɔhyew ho nsɛnkyerɛnne | Adwumayɛ hyew: -20°C ~ +60°C, Ɔhyew a wɔkora so: -40°C ~ +80°C |
| Nsu a ɛyɛ nwini kakra | 10% ~ 95% RH biara nni hɔ a ɛyɛ nwini |
| Insulation ahoɔden | Wɔ ɔfã a ahobammɔ wom ankasa ne ɔfã a ahobammɔ nnim ankasa ntam (≥3000VAC/min); ntam tumi a wɔde ma ne ɔfã a ɛnyɛ nea ahobammɔ wom ankasa (≥1500VAC/min) . |
| Insulation a ɛko tia | 100MΩ (500V DC) (ntam input / output / tumi a wɔde ma) |
| Electromagnetic a ɛne ne ho hyia | GB/T 18268 (IEC 61326-1) Ɔde ne nsa kyerɛɛ ne so. |
| MTBF | 80000h na ɛyɛ |
| Wire ahwehwɛde ahorow | Ntrɛwmu ≥ 0.5mm2; Insulation ahoɔden ≥ 500V |
| Mfiri a wɔde yɛ afuw a ɛfata | Field nnwinnade te sɛ dry contacts anaa NAMUR type proximity switch inputs a ɛne DIN19234 gyinapɛn hyia |
Hyɛ no nsow: Tumi a wɔde ma wɔ anyinam ahoɔden keteke kwan no mu no yɛ adwuma a wobetumi apaw. Ɛsɛ sɛ wɔn a wɔde di dwuma no yɛ saa
kyerɛ sɛnea wɔde anyinam ahoɔden ma bere a worekra no.
Yɛsrɛ sɛ hwɛ attachment a ɛwɔ kratafa 89 no.
Line Mfomso a Wohu (LFD) .
Wɔn a wɔde di dwuma no betumi apaw "ON" fã a ɛwɔ switch no mu wɔ module no atifi
sɛnea ɛbɛyɛ a mfomso a wohu adwuma no atumi ayɛ adwuma na wɔakyerɛ alarm denam
LED kanea kɔkɔɔ. Wɔ beaeɛ no input current>7mA, short circuit alarm (SC);
Wɔ site input current
contact input hwehwɛ sɛ mfomso detection adwuma (wire breakage, tiawa
circuit), ɛsɛ sɛ wɔde 22k Ω resistor bata ho wɔ parallel wɔ n’awiei abien no nyinaa
no, na ɛsɛ sɛ wɔde 680 Ω resistor bata ho wɔ ntoatoaso (sɛnea
a wɔakyerɛ wɔ wiring mfonini a ɛfa switch contact II ho).
PHD-11TC-33A-23 na ɛwɔ hɔ
PHD-12TF-277 + na ɛwɔ hɔ