
RO lagwane ke baad sabse common sawaal hota hai — "mera pani sahi hai ya nahi?" Iska jawab TDS se milta hai. Is post me hum samjhenge ki TDS kya hai, kitna hona chahiye aur RO me TDS kaise set karte hain.
TDS kya hota hai?
TDS yani Total Dissolved Solids — pani me ghule hue salt, minerals aur metals ki matra. Ise mg/L ya ppm me naapte hain. Borewell ke pani me TDS aksar 500 se 1500+ tak mil jata hai, jabki nagar nigam ke pani me ye kam hota hai.
Peene ke pani ka TDS chart

| TDS (mg/L) | Matlab |
|---|---|
| 0 – 50 | Bahut kam, minerals ki kami, taste flat |
| 50 – 150 | RO ke baad aam taur par achha maana jata hai |
| 150 – 300 | Achha, peene layak |
| 300 – 500 | BIS acceptable limit ke andar |
| 500 se upar | RO jaisa purification zaroori |
* *Ye general guideline hai. Pani me sirf TDS nahi, bacteria aur heavy metals bhi dekhne padte hain.
RO ke baad TDS itna kam kyun ho jata hai?
RO membrane lagbhag 90% tak dissolved solids hata deta hai. Agar nal ka TDS 800 hai to RO ke baad 40–80 aa sakta hai. Isliye RO me TDS controller (ya adjuster) lagaya jata hai, jo thoda sa pre-filtered pani mix karke TDS ko sahi range me laata hai.
RO me TDS kaise set kare?
- Pehle nal ke pani ka TDS check karo.
- RO chalu karke output ka TDS check karo.
- TDS controller ka screw dheere-dheere ghumao (aam taur par clockwise = kam, anti-clockwise = zyada; model ke hisaab se check karo).
- Har adjustment ke baad 1–2 minute pani nikalne do, phir TDS dobara naapo.
- Target range aane par screw wahi chhod do.

RO Technician Course me har part, wiring, filter change aur repair — Hindi video lessons me, step by step. Mobile se ghar baithe seekho.
Abhi Enroll Karo — sirf ₹299 →Technician ke liye TDS kyun zaroori hai?
TDS meter RO technician ka sabse sasta aur sabse useful tool hai. Service ke pehle aur baad reading dikhane se customer ko kaam ka proof milta hai, aur membrane ya filter change ki zaroorat bhi saaf dikh jaati hai.
FAQ
RO ka TDS kitna hona chahiye?
RO ke baad aam taur par 50–150 mg/L ke beech rakha jata hai. BIS ke hisaab se 500 mg/L tak acceptable hai.
Kya 20–30 TDS wala pani nuksaan karta hai?
Bahut kam TDS wale pani me minerals kam hote hain aur taste flat lagta hai. Isliye TDS controller ya mineral cartridge se ise sahi range me laaya jata hai.
TDS meter kitne ka aata hai?
Basic digital TDS meter aam taur par ₹150–₹400 me mil jata hai.
Kya kam TDS matlab pani bilkul saaf hai?
Zaroori nahi. TDS sirf ghule hue solids batata hai — bacteria ke liye UV/UF stage aur filters ki sahi condition bhi zaroori hai.
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