FA-JA系列电子天平英文使用说明书.docVIP

FA/JA series electronic balance is developed and trial-produced by our company. Adopting the principle of electromagnetic force balance, it is a precision electronic balance that features high precision and strong environment adaptation. As series product, it can be widely applied to textile, petroleum, chemical industry, medicine, road construction as well as academies, national defense and scientific research fields. This series balance has built-in RS232C standard outlet that can link with printer, computer for on-site quality control. Form and representative meaning of model: J(F) A 鬃? ? A developed decimal point appmaximum value machine model electronic precision balance Model JA1003A JA1203A JA2003A JA3003A JA4103A JA5003A FA604A FA1004A FA1104A FA1604A FA2004A FA2104A Weighing range (g) 0~100 0~120 0~200 0~300 0~410 0~500 0~100 0~100 0~110 0~160 0~200 0~210 Actual scale interval (mg) 1 1 1 1 1 1 0.1 0.1 0.1 0.1 0.1 0.1 Repeatability (g) Differential value between various weighing results for same load not more than the absolute value of max allowance for this load Max. Allowance (g) O≤m≤50 ±0.005 ±0.0005 50＜m≤200 ±0.010 ±0.0010 m ＞200 ±0.015 ±0.0015 Calibrating weight value (g) 100 100 200 200 200 200 60 100 100 150 200 200 Scale pan diameter (mm) 80 110 80 External dimension (mm) 320×200×290 Net weight (kg) 7.5 Power supply 220V 50±1HZ Power (V稟o) 15 Preheating time (min) 60 180 Ambient temperature relative humidity 20±7.5℃ 50～80% 20±2.5℃ 50～75% ① Data interface ② Bubble-level ③ Socket ④ Fuse receptacle ⑤ Leveling feet ⑥ Hook ⑦ Cover plate Using method · Preparation Place balance on the stable and level worktable. No vibration, drafts, direct sunlight or excessive temperature fluctuations. Fix scale pan and adjust leveling feet to keep bubble at the center of bubble-level. Confirm the current AC voltage whether compliant with the power supply adapter covered with the bal