PHD-11TD-21 na ɛwɔ hɔ

Nsɛm a wɔaka abom

Ahobammɔ akwanside a wɔatew ne ho wɔ detection fã: PHD-11TD-21, analog input ne output, biako input ne biako output.

^ Akwanside a atew ne ho no betumi atew ne ho na ɛde 4~20mA sɛnkyerɛnne anaa DC 4 ~ 20 mA sɛnkyerɛnne a nea ɔde mena wɔ beae a asiane wɔ no de ba no akɔ beae a ahobammɔ wɔ. Sɛ transmitter no yɛ wire abien anaa abiɛsa nhyehyɛe a, ahobammɔ akwanside no ma ahoɔden ma transmitter no.

^ Saa ade yi hia abɔnten so 20-35VDC ahoɔden a wɔde ma.

^ Saa ade yi boa HART sɛnkyerɛnne ne disconnection alarm.

* Hyɛ no nsow: Sɛ wuhia parameters afoforo a ɛfa saa ade yi ho a, yɛsrɛ wo, di yɛn mfiridwuma mmoa no ho nkɔmmɔ. Sɛ output no yɛ parameters afoforo a, wɔde nɔma 9 na ɛkyerɛ, na wɔde parameters pɔtee no kyerɛ wɔ model number no akyi.

Wo ne yɛn nkasa

nneɛma a wɔyɛ ho nsɛm

Mfiridwuma mu parameter

Wiring mfonini a wɔde ayɛ

Adansedi krataa

Twe

Nsɛm a wɔaka abom

Analog input a wɔatew ne ho ahobammɔ akwanside no ma ahoɔden a atew ne hosupply ma mmienu - ne abiɛsa wire transmitters wɔ mmeae a asiane wɔ.

4 ~ 20mA sɛnkyerɛnne a ɛnam transmitter anaa mprempren fibea no so no fi beae a asiane wɔ no kɔ beae a ahobammɔ wɔ no output, na ɛnam so ma adesoa no kɔ beae a ahobammɔ wɔ no. Wɔ abien - anaa abiɛsa waya transmitters anaa mprempren fibea nsɛnkyerɛnne, saa ahobammɔ akwanside yi boa bidirectional nkitahodi a Hart dijitaal sɛnkyerɛnne superimposed wɔ 4 ~ 20mA sɛnkyerɛnne no so na ɛwɔ waya abubu alarm adwuma.

Saa ade yi hwehwɛ sɛ ahoɔden a ɛde ne ho, a ɛwɔ ahoɔden a atew ne ho, input, ne output terminals.

Nneɛma a wɔde ma no voltage	20 ~ 35VDC Tumi a wɔde di dwuma: Bere a 24V tumi a wɔde ma, 20mA output ≤65mA (PHD-11TD-21) na ɛwɔ hɔ.
Transmitter kyekyɛ ahoɔden:	Ɔde ne nsa kyerɛɛ ne so, na ɔde ne nsa kyerɛɛ ne so bio. ≤28V, . na output voltage yɛ ≥15.5V bere a circuit no yɛ 20mA
Input sɛnkyerɛnne	Nhama abien anaa nhama abiɛsa a wɔde mena anaa mprempren fibea sɛnkyerɛnne (HART) .
Output sɛnkyerɛnne	4 ~ 20mA (HART) na ɛwɔ hɔ.
Allowable output adesoa tumi	0 ~ 500Ω (wotumi sesa)
Output a ɛyɛ pɛpɛɛpɛ	0.1%FS(Boɔ a wɔtaa yɛ1 .0.05% FS) na ɛwɔ hɔ.
Ɔhyew a ɛkɔ soro	0.005% FS/°C na ɛwɔ hɔ
Dodow a wɔde hyɛ mu ne nea wɔde fi mu	1 input 1 output 1 na ɛyɛ adwuma
Mfiri a wɔde yɛ afuw a wɔde di dwuma	2-wire, 3-wire transmitter ne mprempren fibea sɛnkyerɛnne, saa ade yi fata ma ABB, Fisher, Rosemount, Honeywell 11, ne saa ara nso na 3351, EJA, SIEMENS ne nneɛma afoforo a ɛwɔ mfiridwuma a wɔde fi amannɔne ba.
Ɔhyew ho nsɛnkyerɛnne	Adwumayɛ mu hyew: -20°C ~ +60°C, akorae hyew: -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)
Nsusuwii ahorow	Ne kɛse yɛ 12.5mm * ne tɛtrɛtɛ 108mm * ne sorokɔ 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	[Ex ia Ga] IIC [Ex ia Da] IIIC
Ahobammɔ ho adansedi krataa a ɛyɛ adwuma	SIL2 sɛnea IEC 61508 ne 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 1-2 ntam) .	Um=250V Uo=3.5V Io=—mA Co=100μF Lo=--mH Po=--W
Nneɛma a wɔagye atom (wɔ terminals 3-4 ntam) .	Um=250V Uo=28V Io=93mA Co=0.05μF Lo=2.4mH Po=0.65W
Installation beae ahwehwɛde ahorow	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
MTBF	≤100000h na ɛyɛ adwuma