Thermo Fisher Scientific Alpha pH 190 (In the process of updating the brand guideline & product image) - Manual (Page 36)

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13 SPECIFICATIONS
pH Range 0.00 to 14.00 pH
Resolution/Accuracy 0.01 / ± 0.01 pH
mV Range -999 to 1000 mV
Resolution/Accuracy 1 / ± 2 mV
Temperature -10 to 110 o C
Resolution/Accuracy 0.1 / ± 0.5 o C
Sensor Pt 100 (3-wire)
Temperature Compensation Automatic / Manual (0 to 100 °C)
Set-point And Controller
Functions
Function Limit Control
Switching pH/ORP Hysteresis 0.00 to 2.00 pH / 0 to 300 mV
Contact Outputs, Controller 2 SPDT relays
Switching Voltage / Current / Power Max 250 VAC / Max 3A / Max 600 VA
Electrical Data And Connections
Power Requirements 85 to 260 VAC, 50/60 Hz or DC
Signal Output / Load 4-20 mA galvanically isolated / 200 Ω
pH / ORP Input BNC (10 12 Impedance)
Connection Terminals 3 Detachable connectors
(3-pin; 7-pin & 9-pin terminal blocks)
Main Fuse 250 mA, Anti-surge (BUSSMAN
S504+250mA)
Environmental Conditions
Ambient Temp. Operating Range - 10 to 50 o C (14 to 122 o F)
Rel. Humidity 10 to 95 % (non-condensing)
Mechanical Specifications
Dimensions (Control Panel Housing – W
x H x D) 96 x 48 x 150 mm
Weight 300g (350g boxed)