Multifunction power metering & monitoring device - PMD Multi-measurement DIRIS A-20 Front panel 1. Backlit LCD display 2. Pushbutton for currents (instantaneous and maximum), THD currents and the connection correction function. 3. Pushbutton for voltages, frequency and THD voltages. 4. Pushbutton for power (instantaneous and maximum), active, reactive and effective, power factor. 5. Pushbutton for energy sources and timer counter. 1 2 3 4 Dimensions (in/mm) 3.62 + 0.03 92 + 0.8 - 0.0 - 0.0 Type Dimensions L x H x P Case degree of protection Front degree of protection Display type 3.78 96 3.78 96 0.59 1.77 1.38 45 15 Plug-in optional modules DIRIS® A-20 3.62 + 0.03 92 + 0.8 - 0.0 - 0.0 Type of terminal strips Section for connection of voltages and other terminals Section for connection of currents Weight 35 Panel Mounting 3.78 x 3.78 x 2.36 in / 96 x 96 x 60 mm IP30 IP52 Backlit LCD Fixed or removable AWG 34 … 10 / 0.2 … 2.5 mm2 AWG 34 … 10 / 0.2 … 2.5 mm2 14.11 oz / 400 g 5 1 output 1 output that can be configured for: • pulses: configurable (type, weight, duration) to kWh or kVarh. • Monitoring: 3I, In, 3V, 3U, F, ΣP, ΣQ, ΣS, ΣPFL/C, THD 3I, THD 3V, THD 3U and timer meter. • Equipment control Communication RS485 link with MODBUS protocol (speed up to 38400 baud). 3 inputs , 1 output 3 inputs can be configured into: • Information report from an external contact. 1 output that can be configured for: • Pulses: configurable (type, weight, duration) to kWh or kVarh. • Monitoring: 3I, In, 3V, 3U, F, ΣP, ΣQ, ΣS, ΣPFL/C, THD 3I, THD 3V, THD 3U and timer meter. • Equipment control Accessories IP65 protection General Catalog UL/CSA Ed. 3 306 DIRIS_773_a_1_cat DIRIS_577_e_1_x_cat DIRIS_981x_a_1_cat DIRIS_720_a_2_cat diris_449_a_1_cat diris_447_a_1_cat diris_445_a_1_cat P OK 4 5/TEST R O G I V F P PF E
