Ödeme şekli:L/C,Western Union,D/P,D/A,T/T,MoneyGram
Min. sipariş:50 piece
Liman:NINGBO
$320≥50Others
Warranty: 2 Years
Özelleştirilmiş Destek: OEM, ODM
Brand Name: testo
Model Number: testo 557
Ürün adı: Digital Pressure Gauge
Anavatan: Zhejiang, Çin
belgeleme: CE
Desteklemek: 10000 Piece/Pieces per Month
Liman: NINGBO
Ödeme şekli: L/C,Western Union,D/P,D/A,T/T,MoneyGram
Temperature
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Measuring range
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-50 to +150 °C
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Accuracy
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±0.5 °C
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Resolution
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0.1 °C
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Probe connection
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2 x Plug-in (NTC)
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Pressure measurement
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Measuring range
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-1 to 60 bar
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Accuracy
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±0.5 % fs
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Resolution
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0.01 bar
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Probe connection
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3 x 7/16" – UNF + 1 x 5/8'' – UNF
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Overload rel. (high pressure)
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65 bar
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Vacuum measurement
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Measuring range
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0 to 20000 micron
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Accuracy
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± (10 micron + 10 % of mv) (100 to 1000 micron)
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Resolution
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1 micron (0 to 1000 micron)
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10 micron (1000 to 2000 micron)
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100 micron (2000 to 5000 micron)
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500 micron (5000 to 10000 micron)
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5000 micron (10000 to 20000 micron)
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General technical data
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Weight
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3250g
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Dimensions
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220 x 125 x 70 mm (LxWxH)
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Operating temperature
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-4° to 122 °F / -20 to +50 °C
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Protection class
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IP42
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System requirements
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requires iOS 13.0 or newer; requires Android 8.0 or newer; requires mobile end device with Bluetooth 4.0
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Product colour
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Black
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Battery life
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250 h (without illumination, without Bluetooth®, without vacuum probe)
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Pressure media
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CFC
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Refrigerants in instrument
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R407H; R23; R290; R1234yf; R442A; R134a; R123; R452B; R438A; R421A; R453a; R401B; R1233zd; R410A; R407A; R407C; R452A; R401A;
R422C; R427A; R422B; R424A; R125; R414B; R404A; R408A; R448A; R422D; R12; R114; R421B; R449A; R409A; R420A; R444B; R32; R454A; R124; R402A; R450A; R407F; R416A; R13; R437A; R1234ze; R454B; R402B; R22; R434A; R454C; R455A; R458A; R500; R502; R503; R507; R513A; R600a; R718 (H₂O); R744 (CO₂) |
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Refrigerants update via App
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R11; FX80; I12A; R1150; R1270; R13B1; R14; R142B; R152A; R161; R170; R227; R236fa; R245fa; R401C; R406A; R407B; R407D; R41; Ra11A; R412A; R413A; R417A; R417B; R417C; R422A; R426A; R508A; R508B; R600; RIS89; SP22
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Storage temperature
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-4° to 140 °F / -20 to +60 °C
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