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AYK550-UH User's Manual
1
2
3
4
5
6
7
8
9
10 +24V
11 GND
12 DCOM
13 DI1
14 DI2
15 DI3
16 DI4
17 DI5
18 DI6
19 RO1C
20 RO1A
21 RO1B
22 RO2C
23 RO2A
24 RO2B
25 RO3C
26 RO3A
27 RO3B
1 Digital input impedance 1.5 kΩ. Maximum voltage for digital inputs is 30 V.
2 Default values depend on the macro used. Values specified are for the HVAC default macro. See
"Application Macros" on page 35.
X1
SCR
Terminal for signal cable screen. (Connected internally to chassis ground.)
AI1
Analog input channel 1, programmable. Default
0.1%, accuracy ±1%.
J1:AI1 OFF: 0(2)...10 V (R
J1:AI1 ON: 0(4)...20 mA (R
AGND
Analog input circuit common. (Connected internally to chassis gnd. through 1 MΩ)
+10 V
10 V/10 mA reference voltage output for analog input potentiometer, accuracy ±2%.
AI2
Analog input channel 2, programmable. Default
accuracy ±1%.
J1:AI2 OFF: 0(2)...10 V (R
J1:AI2 ON: 0(4)...20 mA (R
AGND
Analog input circuit common. (Connected internally to chassis gnd. through 1 MΩ)
AO1
Analog output, programmable. Default
AO2
Analog output, programmable. Default
AGND
Analog output circuit common (Connected internally to chassis gnd. through 1 MΩ)
Auxiliary voltage output 24 VDC / 250 mA (reference to GND). Short circuit
protected.
Auxiliary voltage output common. (Connected internally as floating.)
Digital input common. To activate a digital input, there must be ≥+ 10 V
(or ≤ -10 V) between that input and DCOM. The 24 V may be provided by the
AYK550 (X1-10) or by an external 12...24 V source of either polarity.
Digital input 1, programmable. Default
Digital input 2, programmable. Default
Digital input 3, programmable. Default
Digital input 4, programmable. Default
Digital input 5, programmable. Default
Digital input 6, programmable. Default
Relay output 1, programmable. Default
Maximum: 250 VAC / 30 VDC, 2 A
Minimum: 500 mW (12 V, 10 mA)
Relay output 2, programmable. Default
Maximum: 250 VAC / 30 VDC, 2 A
Minimum: 500 mW (12 V, 10 mA)
Relay output 3, programmable. Default
Maximum: 250 VAC / 30 VDC, 2 A
Minimum: 500 mW (12 V, 10 mA)
Drive Control Terminal Description
2
= external reference. Resolution
= 312 kΩ)
i
= 100 Ω)
i
2
= PID feedback. Resolution 0.1%,
= 312 kΩ)
i
= 100 Ω)
i
2
= frequency. 0...20 mA (load < 500 Ω)
2
= current. 0...20 mA (load < 500 Ω)
2
= start/stop.
2
= not configured.
2
= constant (preset) speed.
2
= safety interlock.
2
= not configured.
2
= not configured.
2
= Ready
2
= Running
2
= Fault (-1)
Technical Data
235
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