VAV CAV conversion kit manual(A002)

2
| Transmitter installation
DIP-swtich
Parameter Key pattern
Parameter setting
1
Output function
OFF 0...10 V
ON 4...20 mA
2, 3, 4 Pressure range 2 = OFF, 3 = OFF, 4 = OFF Range 1
2 = ON, 3 = OFF, 4 = OFF Range 2
2 = OFF, 3 = ON, 4 = OFF Range 3
2 = ON, 3 = ON, 4 = OFF Range 4
2 = OFF, 3 = OFF, 4 = ON Range 5
2 = ON, 3 = OFF, 4 = ON Range 6
2 = ON, 3 = ON, 4 = ON Range 7
5, 6
Damping time factor
5 = OFF, 6 = OFF 1 s
5 = ON, 6 = OFF 2 s
5 = OFF, 6 = ON 3 s
5 = ON, 6 = ON 4 s
DIP-switches 2, 3 and 4 are used to select the current pressure range of the transmitter.
PDT12S25–2 transmitter contains two sensors with different maximum pressure ranges. Sensor 1 maximum pressure
range is 1250 Pa, Sensor 2 maximum pressure range is 2500 Pa.
Table 1 Pressure ranges
Pressure range
S1 – 1250 Pa sensor S2 – 2500 Pa sensor
Output (Pa)
Range 1 0...50 0...100
Range 2 0...100 0...300
Range 3 0...300 0...500
Range 4 0...500 0...1000
Range 5 0...700 0...1500
Range 6 0...1000 0...2000
Range 7 0...1250 0...2500
Terminals
• 1. G (+)
• 2. G0 (-)
• 3. AO1 +
• 4. AO1 GND
• 5. AO2 +
• 6. AO2 GND
211528 | A002