Thermo Fisher Scientific Alpha COND 2000 (In the process of updating the brand guideline & product image) - Manual (Page 42)

Instruction Manual
αlpha CON 2000
36
Wash Function
Relay contact selection for active mode Energise (EN) or
De-energise (DEEN)
Wash Cycle Interval 0.1 to 200.0 hours
Wash Duration 1 to 2000 seconds
Contact Outputs One SPST relay
Switching Voltage / Current / Power Max 250VAC / Max 3A / Max 600VA
Alarm Functions
Alarm Delay 0 to 2000 seconds
Alarm control Steady or fleet (pulse)
Contact Outputs One SPDT relay
Switching Voltage / Current / Power Max 250VAC / Max 3A / Max 600VA
Transmitter Functions
Current Output 1 - Conductivity Proportional to Conductivity measured
Current output selection 4 – 20mA or 0 – 20mA
CU22 function
On - 22mA current output for over range or under range
or if outside zoom setting
Off - 0 or 4 mA current output for under range or below
lower zoom setting
- 20mA current output for over range or above upper
zoom setting
Current Output 2 - Temperature Proportional to Temperature measured
Current output selection 4 – 20mA or 0 – 20mA
Voltage Output & Hold Function
+12 V Output 11.5 to 12.5 V Output – Max 50 mA
Hold Function Switch Hold function to freeze output current (0/4...20mA) and
release control relays
Display
LCD UV coat, backlit 14 segments display with symbols for
status information
Backlight On/Off selectable with four level of brightness control
Electromagnetic Compliance (EMC) Specifications
Emitted Interference EN 61 326
Immunity to Interference EN 61 326
Environmental Conditions
Ambient temperature operating range 0 to 40 °C
Maximum Relative humidity 80% up to 31°C decreasing linearly to 50% at 40°C