Browse FAQs

What are the operational conditions for an InRoom (Stulz) Unit
Design Conditions Return air conditions for evaporator capacity (DX): 24°C (75° F ) 50% R. H .
Why is my ACRP excessively cycling?
The cool setpoint controls the fan speed based on the maximum rack inlet temperature. ... These 2 setpoints should typically be 3-7 F apart. In low load situations, the optimal setpoints often differ based on the specific room configuration.
How to clean Heatcraft-Larkin Refrigeration condensers
CAUTION: Under no circumstances should this unit be cleaned with an acid- based cleaner. Reference Heatcraft-Larkin Refrigeration Products Remote Air Cooled Condensers Manual. Bulletin H -IM-73A June 2000 Part Number 90800801
Electrical Formulas and Conversions
Temp C = (Temp F - 32)/1.8 Temp F = (Temp C x 1.8) + 32 ... Electrical Formulas Based on 60 Hz Capacitive Reactance (XC) in Ohms = 1/(2p f C) ... Inductive Reactance (XL) in Ohms = 2p f L ... 3 = 1.732 (approximately), f = Frequency, r = radius, d = diameter, C = Capacitance (farads),
NetBotz 250 | Serial Connection (Driver + Serial Parameters)
f ) Download the Windows setup executable. ... h ) Follow the on screen steps to install the device drivers.
Why choose glycol over water?
Note! of an based water solution is less ... F the specific heat capacity is decreased with approximately 20%.
How to set up group communications for an Network Air FM unit
f . Comm Loss Failover. ... h . Load Share Thrshlds. ... APC recommends 4 F on the Cool/Reheat and 10% on the Dehumidification/Humidification (which are defaults).
What is the RDU’s entering water temperature guidelines
If you water temperatures goes outside of requirements, capacity will be reduced, and you will see your OA's go into alarm based on their alarm set points. ... The value is configurable between 41 F (5 C) and 90 F (32.2 C). The default is 55 F (12.8 C). On the PowerView the threshold is located at RDU->Configuration->FLuid Lvl Thres.
How to navigate through an Network Air FM unit display
... activates humidification modes based on the difference ... ... System activates humidification based on the dew ... ... (68° F ) and the ... (80° F ). ... (74° F ) and the ... ... (78° F ). For example, if the threshold is 10°C (50° F ) and the deadband is 2.2°C (4° F ), then the controller ... °C (54° F ) and will not reengage the coil until the coolant temperature reaches 10°C (50° F ).

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