PH Meter adalah jenis alat ukur untuk mengukur derajat keasaman atau kebasaan suatu cairan.   PH Controller/Monitor Lutron PPH-2108     Spesifikasi : * Display : 4 digits red LED, digit size : 14 mm. * Circuit : Custom chip of microprocessor LSI circuit. * Range : PH : 0 to 14 PH    Temp. : -30 to 100 ËšC * Display Unit : pH : pH ; Temp : ËšC, ËšF * pH Input Impedance : 10^12 ohm * Temperature Compensation  for pH measurement : Manual : -30 to 100 ËšC, be adjusted by       push button on front panel.    Automatic : With the optional Temp.    probe (TP-07A) 0 to 65 ËšC. * pH Calibration : PH7, PH4, and PH10, 3points caibration ensure the best linearty and accurac * pH Electrode : Optional, Any PH electrode with BNC connector. * Sampling Time : Approx. 1 second.                                      Max load : 1 ACA/250 ACV,    1DCA/24 DCV. * External Power Supply : DC 12 V, 50 mA max. * Operating Temperature : 0 to 50 ËšC     * Operating Humidity : Less than 80% R.H.  * Power Supply : 90 to 260 ACV, 50/60 Hz. * Power Conxumption : Approx. 4.7 VA/AC 110V.                                              * Weight : 384 g/ 0.84 LB.    *Meter Only. * Dimension : DIN size : 96 x 48 mm.    Depth : 110 mm. * Cable Length : 5 M.     Untuk informasi lebih jelas hubungi: Iskandar  Telp : 021-62310892 ; 021-62201063 HP/WA : 0812 8773 7318 Email : glodokteknik@yahoo.com