Products - Circular 8” Chart Recorder Portable 8" chart recorder De Wit model 4828T Circular 8” Chart Recorder for pressure De Wit model 4828 for temperature De Wit model 1828 Specifications: Circular recorder, 260 mm diameter with back flange for wall mounting Case light metal, finish blue, weatherproof Recording with disposable feltpen on circular recorder charts diameter 223 mm, writing width 80 mm Mechanical spring wound clock, revolution time 24 hrs (clockwise) Window laminated safety glass Accuracy Class 1 Connection bottom or back, 1/2" NPT or 1/2" BSP Minimum pressure range : 0-1 bar / 0-15 psi Maximum pressure range : 0-4000 bar / 0-60.000 psi Minimum temperature : - 170 °C Maximum temperature : + 600 °C Minimum temperature span : 60 °C Options: Portable execution (with handle & feet, add T to type number) Wetted parts stainless steel AISI 316 (for range 0-1600 bar max.) Mechanical spring wound clock, revolution time 1 hr, 4 hrs, 8 hrs, 12 hrs or 7 days (clockwise, optional: anti-clockwise) Electric clockwork Other ranges and connections available upon request Special executions on request Note: All De Wit recorders are supplied with 50 recorder charts and 1 spare feltpen. If you require a calibration certificate (traceable to (inter)national standards), please specify in case of order

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