5
2.4 Technical Specifications
• Display: digital LCD display, dot matrix, 16 + 16 characters, with back light.
• Power supply, selectable through a soldered jumper on the rear of the power supply pc board (see Sect.
3.4.1):
115 Vac, ±10%, 50/60 Hz
230 Vac, ±10%, 50/60 Hz
• Maximum consumption: 20 VA
• Electrical classification: for non hazardous area
• Enclosure classification: IP65, suitable for outdoor mounting
• Housing construction material: Goodlac V0 532 ULSD F17 (ABS with 17% Fiberglass)
• Mounting: hardware is supplied for the following mounting options
- wall mounting
- 2" pipe mounting
• Analog outputs: one for each installed channel (analog I/O pc board); separately selectable for each
channel as 0–20 mA or 4–20 mA.
• Outputs are galvanically isolated from inputs. Load 0–1000 Ω, protected against short circuits.
• Digital outputs: through relays. Rating: 24 Vdc and 24 Vac, 2 A max. Contact output status can be
selected as NO or NC separately for each contact by a specific selection in the Configuration menu.
• Serial communication port: RS232, RS422 and RS485 with RJ45 plug-in sockets. The protocol used is
illustrated in a dedicated section at the end of this manual.
• Alarm level setting: High and Low alarm for channel 1, High and Low alarm for channel 2. Separate
levels for each channel, freely selectable. Dead band freely selectable for each channel.
• Measuring ranges: freely selectable for each channel within the limits indicated for each parameter, as
follows:
PARAMETER MINIMUM SPAN MAXIMUM RANGE DEFAULT SETTING
pH 1.00 pH 0.00 to 14.00 pH 2.00 to 12.00 pH
mV 100 mV -1500 to +1500 mV -500 to +500 mV
O3 0.25 ppm 0.00 to 10.00 ppm 0.00 to 1.00 ppm
Cl 0.25 ppm 0.00 to 10.00 ppm 0.00 to 1.00 ppm
CD 0.25 ppm 0.00 to 10.00 ppm 0.00 to 1.00 ppm
T 5 °C 0 to +100 °C 0 to +100 °C
mA 2 mA 0/4 to 20 mA 4 to 20 mA
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