Carel IR33

3
• IR33V7 – 1 Cool
• IR33V7 – Alarm control (low temperature or high temperature)
• IR33W7 – 1 Heat / 1 Cool
• IR33W7 – 1 Heat / 1 Cool (heat pump)
• IR33Z7 – 1 Heat / 1 Cool with alarms
• IR33Z7 – 2 Heat / 2 Cool
• DN33Z7 – 2 Heat / 2 Cool (heat pump)
• IR33Z7 – 4 Cool
• IR33Z7 – 4 Heat
Standard temperature applications 13
page
Selection matrix 5
Accessories for IR33/DN33 Universal 39
Replacement table 6
Programming instructions, parameters and alarm table 7
• IR33W7 – 2 Cool circuits
• IR33E7H – 2 Heat / Modulating Cool
• DN33E7H – 2 Heat / Modulating Cool
• IR33E7H – Modulating 1 Heat / 1 Cool with pump call
Special temperature applications 23
• IR33V9 – 1 Humidification
• IR33V9 – 1 De humidification
• IR33W9 – 1 Humidification / 1 De humidification
• DN33W9 – 1 Humidification / 1 De humidification
Standard humidity applications 28
• IR33V9 – 1 Stage Direct Acting Pressure
• IR33Z9 – 4 Stages Direct Acting Pressure
• DN33Z9 – 4 Stages Direct Acting Pressure
• IR33Z9 – 4 Stages Reverse Acting Pressure
Standard pressure applications 33
Index
• DN33W9 – 1 Cool / 1 Humidification
Combined applications 37