West Control Solutions KS98-1 - Manual (Page 14)

Signal input INP5
Differential amplifier input
Up to 6 controllers can be cascaded, if there is no other galvanic
connection between them. If there is, only 2 inputs can be cascaded.
Direct current and voltage
Technical data as for INP1, except for:
Limiting frequency: = 0.25 Hz, Measurement cycle: 800 ms
Input resistance (voltage):
³ 500 kW
Signal input INP6
Limiting frequency: = 0.5 Hz, Measurement cycle: 400 ms
Potentiometric transducer
Technical data as for INP1, except for:
R
total
inkl. 2 x RL Error Resolution
0...1000
W £ 0.1 % £ 0.04 W
Direct current 0/4...20 mA
Technical data as for INP1
Signal inputs INP3, INP4 (option C)
Galvanically-isolated differential amplifier inputs.
Limiting frequency: fg = 1 Hz, Measurement cycle: 100 ms
Direct current
Technical data as for INP1, except Ri = 43
W
Control inputs di1...di12
di1, di2: standard
di3...d7: Option B
di8...di12: Option C
Opto-coupler
Nominal voltage: 24 VDC, external
Current sink (IEC 1131 Type 1)
Logic „0“ (Low): –3...5 V, Logic „1“ (High): 15...30 V
Current demand: approx. 6 mA (for galvanic connections and isola-
tion see page 25).
Built-in transmitter supply (optional)
Can be used to energize a two-wire transmitter or up to 4
opto-coupler inputs.Galvanically isolated.
Output:
³ 17.5 VDC, max. 22 mA
Short-circuit proof.
Factory setting
The transmitter supply is available at terminals A12 and A14
+ See page 25, Configuration see page 21
Outputs
Relay outputs (OUT4, OUT5)
Relays have potential-free change-over contacts.
Max. contact rating:
500 VA, 250 V, 2 A with 48...62 Hz, cos
j ³ 0,9
Minimum rating: 12 V, 10 mA AC/DC
Number of switching cycles electrical: for I = 1A/2A
³ 800,000 /
500,000 (at ~ 250V / (resistive load))
!
When connecting a contactor to a relay output, RC
protective circuitry to specification of the contactor
manufacturer is required. Varistor protection is not
recommended!
Outputs OUT1, OUT2
Relay or current/logic signal, depending on version:
OUT1, OUT2 as current outputs
Galvanically isolated from the inputs
0/4...20 mA, selectable
Signal range: 0...22 mA
Resolution: £ 6 mA (12 bits)
Error:
£ 0.5%
Load:
£ 600 W
Load effect:
< 0.1%
Limiting frequency: approx. 1 Hz Output cycle: 100ms
OUT1, OUT2 as logic signal
0 /
³ 20 mA with a load ³ 600 W
0 / > 12 V with a load
³ 600 W
Output OUT3 (Option C)
Technical data as for OUT1, OUT2, as current output
Control outputs do1..do6
Galvanic isolated Opto-coupler outputs, galvanic isolation see
page 25 and text.
Grounded load: common positive control voltage
Switch rating: 18...32 VDC; Imax
£ 70 mA
Internal voltage drop:
£ 0.7V with I
max
Protective circuit: thermal, switches off with overload.
Supply 24 V DC external
Residual ripple £ 5%
ss
Technical data 9499-040-82711
I-14