Danfoss vlt fcd 302, Руководство по эксплуатации, Страница: 79 / 84

Accuracy of frequency output Max. error: 0.1% of full scale
Resolution of frequency outputs 12 bit
1) Terminal 27 and 29 can also be programmed as input.
The digital output is galvanically isolated from the supply voltage (PELV) and other high-voltage terminals.
Control card, 24 V DC output
Terminal number
12, 13
Output voltage 24 V +1, -3 V
Max. load 600 mA
The 24 V DC supply is galvanically isolated from the supply voltage (PELV), but has the same ground potential as the analog and
digital inputs and outputs.
Relay outputs
Programmable relay outputs
2
Relay 01 Terminal number 1-3 (break), 1-2 (make)
Max. terminal load (AC-1) 1) on 1-3 (NC), 1-2 (NO) (Resistive load) 240 V AC, 2A
Max. terminal load (AC-15) 1) (Inductive load @ cos
φ
0.4) 240 V AC, 0.2 A
Max. terminal load (DC-1) 1) on 1-2 (NO), 1-3 (NC) (Resistive load) 48 V DC, 1A
Max. terminal load (DC-13)
1)
(Inductive load) 24 V DC, 0.1A
Relay 02 Terminal number 4-6 (break), 4-5 (make)
Max. terminal load (AC-1) 1) on 4-5 (NO) (Resistive load) 2)3) Overvoltage cat. II 240 V AC, 2 A
Max. terminal load (AC-15) 1) on 4-5 (NO) (Inductive load @ cos
φ
0.4) 240 V AC, 0.2A
Max. terminal load (DC-1) 1) on 4-5 (NO) (Resistive load) 80 V DC, 2 A
Max. terminal load (DC-13) 1) on 4-5 (NO) (Inductive load) 24 V DC, 0.1A
Max. terminal load (AC-1)
1)
on 4-6 (NC) (Resistive load) 240 V AC, 2 A
Max. terminal load (AC-15)
1)
(Inductive load @ cos
φ
0.4) 240 V AC, 0.2A
Max. terminal load (DC-1)
1)
on 4-6 (NO), 4-5 (NC) (Resistive load) 48 V DC, 1A
Max. terminal load (DC-13)
1)
(Inductive load) 24 V DC, 0.1 A
Min. terminal load on 1-3 (NC), 1-2 (NO), 4-6 (NC), 4-5 (NO) 24 V DC 10 mA, 24 V AC 20 mA
1) IEC 60947 part 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 2A
Control card, 10 V DC output
Terminal number
±
50
Output voltage 10.5 V
±
0.5 V
Maximum load 15 mA
The 10 V DC supply is galvanically isolated from the supply voltage (PELV) and other high-voltage terminals.
Control characteristics
Resolution of output frequency at 0–590 Hz
±
0.003 Hz
Repeat accuracy of precise start/stop (terminals 18, 19)
≤±
0.1 ms
System response time (terminals 18, 19, 27, 29, 32, 33)
≤
2 ms
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 feedback 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.
Specifications Operating Guide
MG04F402 Danfoss A/S © 05/2016 All rights reserved. 77
8 8