Commissioning - Carrier 50CO W 40 Instructions D'installation, De Fonctionnement Et D'entretien

11 - TECHNICAL SPECIFICATIONS
11.2.9 - BACNET IP (OR MSTP) gateway
This is incorporated in the electrics box.
The gateway is used to translate the main information available in MODBUS into BACNET IP (OR MSTP).
It is possible to connect 1 to 2 units to the BACNET IP (OR MSTP) gateway.
Please see the recommendations for routing cables in the electrical specifications section and in the control manual (0037.03.2015).

12 - COMMISSIONING

After making the necessary electrical and hydraulic connections, carry out the unit commissioning, checking the following steps:
• Check the tightness of the electrical connections.
• Check the hydraulic connections (direction of inlet/outlet connections).
• Make sure the inside of the unit is clean and free from foreign bodies.
• Make sure the inside of the unit is clean and free from foreign bodies.
• Check the power supply voltage and heat protection rating in accordance with the currents for the various components.
• Check the siphon height.
• Vent the air out of the coils via the air bleed valves.
• Check the tightness of the circuits; retighten the valve if necessary.
• To configure the setpoints, please refer to the control manual. "CARRIER CCU Controller"
• Depending on the solution chosen, the air flow may be.
• adjusted based on the difference with the setpoint.
• constant.
(refer to the control manuals for the corresponding configurations)
• If a master-slave control system is used, make sure each unit is interconnected by a connection cable.
• Simulate a trip of the electrical components, controlled instruments and alarms.
• Check the current of each.
Standard components:
• Temperature alarm.
• Air flow alarm.
• Water leak alarm.
• Fan motor assembly.
Optional components:
• Temperature low limit alarm.
• Outer contact control.
• Electric heater.
• Humidifier.
• Hot water valve.
- Check the cleanliness of the humidifier supply water (option).
- After allowing the unit to run for a few hours, check the clogging level of the filter, especially in the case of an F7 filter.
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