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-22TF-2727 na ɛwɔ hɔ
Nsɛm a wɔaka abom
Ahobanbɔ akwanside a atew ne ho a ɛwɔ switch input relay outputs, a ɛtetew na ɛde input signals fi switch contacts anaa proximity switches a ɛwɔ mmeae a asiane wɔ no kɔ of the safety zone a output relay fa safety barrier no so. Line mfomso detection no nam LED a ɛwɔ module no atifi so na ɛba. 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.
| Nsɛm a Wɔakyerɛkyerɛ mu | |
| 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 mpɛn pii no "Bue"/"Wɔato mu". | Sɛ dial switch K1, K3 wɔ "ON" fã a, relay output no yɛ "Normally closed". |
| Nkitahodi nsakrae sohwɛ | Sɛ dial switch K1、K3 wɔ "OFF" fã a, relay output no yɛ "Normally open". |
| Sɛ dial switch K2、K4 wɔ "ON" fã a, ɔmansin no paw kyerɛ kanea kɔkɔɔ LFD alarm adwuma. | |
| Output wɔ beae a ahobammɔ wɔ | |
| Output sɛnkyerɛnne | Relay a wɔde ma |
| Nkitahodi tumi | 250VAC/2A,30VDC/2A bere a wɔde ahyɛ adesoa a ɛko tia ano |
| Mmuae bere | 20ms na ɛyɛ |
| Mfitiaseɛ parameters | |
| Nneɛma a wɔde ma no voltage | 20 ~ 35VDC na ɛwɔ hɔ |
| Tumi a wɔde di dwuma | 24V tumi a wɔde ma, bere a relay nkitahodi ahorow no to mu |
| LED a ɛkyerɛ sɛnea nneɛma te | Green: Tumi ho sɛnkyerɛnne |
| Yellow: Output relay wɔ adwumayɛ tebea a ɛyɛ daa mu | |
| Kɔkɔɔ: LFD kyerɛ, line mfomso alarm | |
| Ɔhyew ho nsɛnkyerɛnne | Adwumayɛ mu hyew: -20°C ~ +60°C, . |
| Ɔhyew a wɔde sie: -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 (ntam input / output / tumi a wɔde ma) |
| Electromagnetic a ɛne ne ho hyia | Sɛnea IEC 61326-1 (GB/T 18268) kyerɛ no, IEC 61326-3-1 |
| MTBF | 100000h 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 |
| Beae a wɔde besisi hɔ | Sɛ wɔde si beae a ahobammɔ wɔ a, wobetumi de abɔ ahobammɔ nnwinnade a ɛwɔ mu wɔ mmeae a asiane wɔ kosi Beae 0, IIC, Mpɔtam 20, ne IIIC |
| Adansedi a ahobammɔ wom ankasa | |
| Ahobammɔ ho adansedi krataa a ɛyɛ adwuma | SIL3 sɛnea IEC 61508 gyinapɛn ahorow kyerɛ no |
| Agyiraehyɛde a ɛkyerɛ sɛ ɛpae | [Ex ia Ga]lIC [Ex ia Da]lllC |
| Gyinapɛn a ɛnyɛ nea ɛpae | GB/T3836.1-2021 na ɛwɔ hɔ GB/T3836.4-2021 na ɛwɔ hɔ |
| Ntrɛwmu 3-4、 .1-2 na ɛwɔ hɔ | Um:250V AC / DC Uo = 10.5V DC lo = 15mA |
| Po=39.4mW Co=1.7μF Lo=165mH | |
| Adansedi kuw | CQST(China Ɔman Nneɛma Pa Sohwɛ ne Sɔhwɛ Asoɛe a Ɛhwɛ Nneɛma a Ɛpae a Wɔabɔ Ho Ban) |
Hyɛ no nsow: 1. PHD-12TF-277 nka input fã 2 no ho
2. Tumi a wɔde ma wɔ tumi keteke kwan no mu no yɛ adwuma a wobetumi apaw.
Ɛsɛ sɛ wɔn a wɔde di dwuma no kyerɛ ɔkwan a wɔfa so de anyinam ahoɔden ma bere a wɔrekra nneɛma 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-22TF-2727 na ɛwɔ hɔ