Danfoss DHP-AQ Midi User Manual

°C Outdoor / Defrost sensor
150 ohm, Ω
PT1000 sensor
1000 ohm, Ω
Other sensors
22 kilo ohm, kΩ
-20 1115 – –
-15 868 – –
-10 681 – –
-5 538 – –
0 428 1000 66,3
5 343 – 52,4
10 276 1039 41,8
15 224 – 33,5
20 183 1078 27,1
25 150 – 22,0
30 124 1117 18,0
35 103 – 14,8
40 86 1155 12,2
45 – – 10,1
50 – 1194 8,5
55 – – 7,1
60 – 1232 6,0
65 – – 5,0
70 – 1271 4,2
75 – – 3,7
80 – – 3,1
85 – – 2,7
3.3.1 Measurement checking sensors during fault tracing
1. Disconnect the relevant sensor from I/O-card/terminal block.
2. Measure the resistance for the sensor and any extension cables.
3. Then measure the sensor only.
N
To ensure the sensor value the actual temperature must be checked against the measured resistance.
Service Instructions DHP-AQ
Danfoss Heating Solutions VMGFJ202
13

Danfoss DHP-AQ Midi Specifications

General

Brand	Danfoss
Model	DHP-AQ Midi
Category	Heat Pump
Language	English