8.4 Ambient ConditionsEnvironmentEnclosure type A IP20/Chassis, IP21/Type 1, IP55/Type 12, IP66/Type 4XEnclosure type B1/B2 IP21/Type 1, IP55/Type 12, IP66/Type 4XEnclosure type B3/B4 IP20/ChassisEnclosure type C1/C2 IP21/Type 1, IP55/Type 12, IP66/Type 4XEnclosure type C3/C4 IP20/ChassisEnclosure kit available ≤ enclosure type A IP21/TYPE 1/IP4X topVibration test enclosure A/B/C 1.0 gMax. relative humidity 5% - 95% (IEC 721-3-3; Class 3K3 (non-condensing) during operationAggressive environment (IEC 721-3-3), uncoated class 3C2Aggressive environment (IEC 721-3-3), coated class 3C3Test method according to IEC 60068-2-43 H2S (10 days)Ambient temperature Max. 50 °CDerating for high ambient temperature, see section on special conditions in the Design Guide.Minimum ambient temperature during full-scale operation 0 °CMinimum ambient temperature at reduced performance - 10 °CTemperature during storage/transport -25 to +65/70 °CMaximum altitude above sea level without derating 1000 mMaximum altitude above sea level with derating 3000 mDerating for high altitude, see section on special conditions in the Design Guide.EMC standards, Emission EN 61800-3EMC standards, Immunity EN 61800-3See section on special conditions in the Design Guide.8.5 Cable SpecificationsCable lengths and cross-sections for control cables1)Max. motor cable length, screened/armoured 150 mMax. motor cable length, unscreened/unarmoured 300 mMax. cross section to motor, mains, load sharing and brake *Maximum cross section to control terminals, rigid wire 1.5 mm2/16 AWG (2 x 0.75 mm2)Maximum cross section to control terminals, flexible cable 1 mm2/18 AWGMaximum cross section to control terminals, cable with enclosed core 0.5 mm2/20 AWGMinimum cross section to control terminals 0.25 mm21)For power cables, see electrical data tables in 8.1 Electrical Data.* See electrical data tables in 8.1 Electrical Data for more information!8.6 Control Input/Output and Control DataControl card, RS-485 serial communicationTerminal number 68 (P,TX+, RX+), 69 (N,TX-, RX-)Terminal number 61 Common for terminals 68 and 69The RS-485 serial communication circuit is functionally seated from other central circuits and galvanically isolated from thesupply voltage (PELV).Analog inputsNumber of analog inputs 2Terminal number 53, 54Modes Voltage or currentSpecifications VLT® AQUA Drive FC 202 Operating Instructions52 MG20MA02 - Rev. 2013-10-2988