Type Housing type Supply Voltages Stock items: ECH40075 ECH40084 ECH40351 Specifications are subject to change without notice. Pictures are just an example. For special features and/or customization, please ask to our sales network. 260509 1 Product Description Ordering Key •2 instruments combined • No reset • High shock resistance •Magnified figures Housing ECH4 0 071 Counters Electromechanical counter/hour meter Types ECH4 Dimensions of digits 1.7x4mm/0.066”x0.158” Colour of digit figures pulse counter White on Black hour meter White on Black for Hours Red on Black for decimals Figures shaft Stainless steel Operating temperature -15…+50°C/5…122°F Operating life >50x106 pulses Mounting position Any Connections Flat pin 0.8x6.3mm with screw terminals tightening max. torque 0.8Nm Degree of protection IP65 (front) Housing colour Black RAL 9005 Weight 65g/2.29oz General Data This device is a combination of 2 instruments into a single housing. It features an hour meter in combination of pulse counter. It is suitable to measure service intervals together with counting, respiratory ventilators, UV lamps and small appliances. Approvals ECH4 0 (fig.1) 1 (fig.2) 2 (fig.3) Measuring Specifications Counting mode adding Accuracy AC supply frequency +30ms DC <0.003% (24h) Reset No Hour meter AC 999999.99h (8th digit rotating dash) DC 999999.99h (last digit 1 turn every 36s) On time 100% Supply Voltages and Consumption1 Supply voltage Power Consumption AC 50Hz AC 60Hz VDC 071 20÷30 0.53VA - - 081 - 0.53VA - 072 42÷48 0.53VA - - 082 - 0.53VA - 074 100÷130 1.43VA - - 084 - 1.43VA - 381 - - 11.75W 075 187÷264 3.0VA - - 085 - 3.0VA - 351 10÷30 - - 1W 353 36÷80 - - 1.65W Red+ Hour meter Adding Counter Sw+ Gr Meter with separate connections (rear view) 1 The available voltages are those where the consumption is indicated