HG117 PH/ORP Meter (Explosion-proof )
HG117- online wall mounting type PH/ORP Meter is used to match with PH electrode to continuously measure the liquid’s PH value, in LED display. It can simultaneously display temperature, PH/ORP value, time and status. It is used in hazardous area where requires Explosion proof.
Product Description
Technical data:
Measuring range | PH value: 2 ~ 14.00 pH resolution 0.01 pH ORP value: -1999 ~ + 1999 mV resolution 1 mV Temperature: -15 ~ 130℃ resolution 0.1 ℃ |
Automatic temperature compensation range | 0 ~ 100 ℃, based on 25℃ |
Accuracy | pH value: ± 0.01pH ORP value: ± 1 mV Temperature: ± 0.5℃ (0 ~ 100℃ ) |
Repeatability error | ± 0.01 pH |
Automatic temperature compensation error | ± 0.03 pH |
Stability | ± 0.02 pH / 24 hours |
Input impedance | ≥ 1012 Ω |
Current output error | ≤ ± 1% FS |
Current isolated output | 4 ~ 20 mA; Input, output and power supply are isolated ( power supply must be connected with safety barrier ) |
Communication | RS485, HART (Optional) |
Power supply | 24V DC ±2.4V |
Weather proof | IP67 |
Ambient condition | Ambient temperature: -20 ~ 70℃; Relative humidity: < 90%RH |
Explosion proof | Exia IICT6 Ga |
Intrinsic safety | Ui = 28VDC, Ii = 93 mA, Pi = 0.65 W, Ci = 0.044 μF, Li = 0 mH |
Dimension:
Wiring terminal:
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FAQ
Answer : Please send your question or enquiry to our email: sales@hginstrument.com, we will forward the questions to the related engineer.
Answer : Please communicate with the sales about the return procedure before returning product.
Answer : The delivery time depends on the order quantity and product specification. If the product’s specification is conventional ( not special ), delivery time is 5 or 7 working days for order quantity ≤ 10 pieces; delivery time is 2 or 3 working weeks for order quantity 15 ~ 30 pieces.
Answer : by Courier, by Sea or by Air
Answer : Yes, Generally warranty is one year.
Answer : From year 2015 to year 2021, average annual sales is RMB 350 million ( about USD 54.7 million )