Encoder input accuracy (1–11 kHz)
Maximum error: 0.05% of full scale
1
Encoder inputs: XD2.16=A, XD2.17=B.
The pulse and encoder inputs (terminals XD2.15, XD2.16, XD2.17) are galvanically isolated from the supply voltage (PELV) and other
high-voltage terminals.
10.6.8 Control Characteristics
Resolution of output frequency at 0–590 Hz
Repeat accuracy of precise start/stop (terminals XD2.12, XD2.13)
System response time (terminals XD2.12, XD2.13, XD2.14, XD2.15,
XD2.16, XD2.17)
Speed control range (open loop)
1:100 of synchronous speed
Speed control range (closed loop)
1:1000 of synchronous speed
Speed accuracy (open loop)
30–4000 RPM: Error ±8 RPM
Speed accuracy (closed loop), depending on resolution of feed-
back device
0–6000 RPM: Error ±0.15 RPM
Torque control accuracy (speed feedback)
Maximum error ±5% of rated torque
All control characteristics are based on a 4-pole, asynchronous motor.
10.6.9 Relay Outputs
Programmable relay outputs
Relay 01 terminal number
(1)
21–23 (break), 21–22 (make)
Maximum terminal load (AC-1) on 21–23 (NC), 21–22 (NO) (resis-
tive load)
(2)(3)
Maximum terminal load (AC-15) (inductive load @ cosφ 0.4)
Maximum terminal load (DC-1) on 21–22 (NO), 21–23 (NC) (resis-
tive load)
Maximum terminal load (DC-13) (inductive load)
Relay 02 terminal number
(1)
24–26 (break), 24–25 (make)
Maximum terminal load (AC-1) on 24–25 (NO) (resistive load)
(2)(3)
Maximum terminal load (AC-15) on 24–25 (NO) (inductive load @
cosφ 0.4)
Maximum terminal load (DC-1) on 24–25 (NO) (resistive load)
Maximum terminal load (DC-13) on 24–25 (NO) (inductive load)
Maximum terminal load (AC-1) on 24–26 (NC) (resistive load)
Maximum terminal load (AC-15) on 24–26 (NC) (inductive load @
cosφ 0.4)
Maximum terminal load (DC-1) on 24–26 (NC) (resistive load)
Maximum terminal load (DC-13) on 24–26 (NC) (inductive load)
Minimum terminal load on 21–23 (NC), 21–22 (NO), 24–26 (NC),
24–25 (NO)
24 V DC 10 mA, 24 V AC 20 mA
Environment according to EN 60664-1
Overvoltage category III/pollution degree 2
1
IEC 60947 parts 4 and 5. The relay contacts are galvanically isolated from the rest of the circuit by reinforced isolation (PELV).
2
Overvoltage category II.
3
UL applications 300 V AC 2 A.
AQ262139143212en-000301 / 130R0879 | 175Danfoss A/S © 2021.10
Specifications
VLT® AutomationDrive FC 302
Operating Guide