Digital inputs
Programmable digital inputs
4
Terminal number
18, 19, 27, 29
Logic
PNP or NPN
Voltage level
0–24 V DC
Voltage level, logic 0 PNP
<5 V DC
Voltage level, logic 1 PNP
>10 V DC
Voltage level, logic 0 NPN
>19 V DC
Voltage level, logic 1 NPN
<14 V DC
Maximum voltage on input
28 V DC
Input resistance, R
i
Approx. 4 k
Ω
Digital input 29 as thermistor input
Fault: >2.9 k
Ω
and no fault: <800
Ω
Digital input 29 as Pulse input
Maximum frequency 32 kHz push-pull-driven & 5 kHz (O.C.)
Analog inputs
Number of analog inputs
2
Terminal number
53, 54
Terminal 53 mode
Parameter 6-19: 1=voltage, 0=current
Terminal 54 mode
Parameter 6-29: 1=voltage, 0=current
Voltage level
0–10 V
Input resistance, R
i
Approx. 10 k
Ω
Maximum voltage
20 V
Current level
0/4 to 20 mA (scalable)
Input resistance, R
i
<500
Ω
Maximum current
29 mA
Analog output
Number of programmable analog outputs
2
Terminal number
42, 45
1)
Current range at analog output
0/4–20 mA
Maximum load to common at analog output
500
Ω
Maximum voltage at analog output
17 V
Accuracy on analog output
Maximum error: 0.4% of full scale
Resolution on analog output
10 bit
1) Terminal 42 and 45 can also be programmed as digital outputs.
Digital output
Number of digital outputs
2
Terminal number
42, 45
1)
Voltage level at digital output
17 V
Maximum output current at digital output
20 mA
Maximum load at digital output
1 k
Ω
1) Terminals 42 and 45 can also be programmed as analog output.
Control card, RS-485 serial communication
Terminal number
68 (P, TX+, RX+), 69 (N, TX-, RX-)
Terminal number
61 common for terminals 68 and 69
Control card, 24 V DC output
Terminal number
12
Maximum load
80 mA
Quick Guide
Quick Guide
MG18M122
Danfoss A/S © Rev. 08/2014 All rights reserved.
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