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Keypad: 4 buttons, injection-molded silicone rubber seal
Length: 0 mm
Weight: 0.63 kg
Accuracy: ± 0.5 %
Diameter: 0 mm
Mounting: ¼ DIN, ribbed on four sides for panel mounting clip inside panel, silicon gasket (included); Field Mounts: Specified to Omega® field mount junction boxes
Input Type: Pulse, Serial communication TTL
Relay Note: rn_WQS3_list1
Sensitivity: 80 mV @ 5 Hz, gradually increasing with frequency
Sensor Type: N/A
Update Rate: 1 sec
Altitude,Max: 4000 m
Display Note: LCD Contrast: 5 settings
Display Type: Backlit LCD
Accuracy Note: 0.5% of reading (display)
Repeatability: 1 μ Sec
LED Indicators: “Dial-style” digital bar graph, LEDs for open collector, relays and warning indicator
Supply Voltage: 10.8 to 35.2 Vdc
Input Type Note: Digital serial ASCII, TTL level, 9600 bps, Digital or AC Frequency: pH/ORP input via the digital output from the PHTX-2750 pH/ORP sensor electronics For flow models visit omega.com/ dpu91_flow Raw Conductivity/Resistivity: Input directly from signet conductivity/ resistivity electrodes via direct conductivity/resistivity module or via CDTX-2850
Window Material: Shatter-resistant glass
Housing Material: PBT
Measurement Type: pH
Construction Type: Bulb Style pH Electrode
Enclosure Ratings: IP65, NEMA Type 4X
Relative Humidity: 0 to 100% condensing for field mount; 0 to 95% noncondensing for panel mount
Enclosure Material: N/A
Number of Channels: 1
PH Measurement Range: 0 to 15 pH
Electrical Connection: Removable Screw Terminal
Frequency Input Range: 0.5 to 1500 Hz
Process Connection Size: 3/4 in
Process Connection Type: NPT Male
Temperature Sensor Type: N/A
Process Temperature, Max: 350 °C
Process Temperature, Min: -99 °C
Sensor/Transmitter Power: 4.9 to 5.5 Vdc @ 25°C, regulated short circuit protected
Storage Temperature, Max: 70 °C
Storage Temperature, Min: -15 °C
Operating Temperature, Max: 70 °C
Operating Temperature, Min: -10 °C
