VC772 Multifunction Digital Counters |
Display: |
6 digit, decimal point (up to 4 decimals)
LCD reflective,
Transflective positive: black figures on back lighted background
Transmissive negative: white, red or green figures on black background 2 lines, |
LCD (1st line): |
9.3 mm |
LCD (2nd line): |
7.2 mm |
Warning signal: |
Display flashes when preset 0, 1 or 2 are active |
Cover: |
4X NEMA, IP65 |
Count Operation: |
Count Modes: |
Unidirectional; adding or subtracting; directional input;
Differential operation, add / sub; Summation (Totalizing); add / add; Phase discriminator single, double or quadruple evaluation |
Preselect Mode: |
Absolute or trail, Range signal /limit values (sign. 1 < P1, sign. 2 > P 2) |
Batch Operation: |
Mode of Operation: |
Batch counter with Preset or 2nd totalizer with Preset |
Shift Counter: |
Counter Mode
of Operation |
Differential counting add/sub, totalizing add/add |
Tachometer Operation: |
Mode: |
Period (cycle) measurement (1/Tau) |
Time base: |
1/min or 1/s |
Limit values: |
2 alarms with programmable startup sup +1 additiona upper limit value on the application output |
Tachometer mode
of operation: |
Unidirectional add oder sub; directional input;Differential add / sub; totalizing add / add; Phase discriminator single, double or quadruple evaluation, A / B or (A-B) / A % |
Accuracy: |
Time base: ± 30 ppm |
Measuring principle: Periodic measurement |
Measuring time: min. 0,5s / max. 1s oder 10s |
Measuring resolution: 0,4μs(<30 ppm) |
Display resolution: 4 decimal places, 1 Digit = 100 ppm |
Timer Operation: |
Mode: |
Pulse-width or cycle duration measurement: Start Inp. A + Stop Inp. B; Start/Stop key |
Time base: |
Programmable in sec, min, h or hh.mm.ss |
Function: |
Single-pulse or cumulative measurement |
Accuracy: |
Time base: ± 30 ppm |
Start / Stop-point in time: 16 μs / 16 ms (not damped / damped) |
Resolution: 100 μs = 100 ppm |
Inputs: |
Count Inputs: |
Contact Closure, Sourcing, Sinking, low < 2.0 VDC, high > 8.0 VDC, 40VDC Max. |
Control Inputs: |
Remote Reset and Program Enable; low < 2.0 VDC, high > 8.0 VDC, 40VDC Max |
Input Resistance: |
approx. 5KW |
Minimum Pulse Width: |
17 ms (30 Hz), 100 ms (5 kHz) |
Maximum Voltage: |
40 VDC |
Outputs: |
Number: |
2 relay and 1 transistor per preset |
Relay(s): |
Change-over contact max. 250 VAC / 30 VDC / 5 A
Change-over contact min. 5 VAC / 5 VDC / 10 mA
delay < 10 ms |
Transistor: |
PNP-output
12 – 30 VDC max. 50 mA at DC-supply
12 – 24 VDC max. 30 mA at AC-supply (24/115/230 VAC)
24 VDC, max 50 mA at AC-supply with switching power supply |
Application Output: |
PNP-output
12 – 30 VDC max. 20 mA at DC supply
12 – 24 VDC max. 20 mA at AC supply (24/115/230 VAC)
24 VDC max. 20 mA at AC-supply with switching power
supply |
Environmental |
Operating Temp.: |
0°… 50°C EN 60 068-2-1/2
0°… 45°C with block assembly
0°… 50°C in single row assembly |
Storage Temp. |
- 20°… + 65°C EN 60 068-2-1/2
40°C / 93% rel hum. class 4K4H, EN 60 068-2-78
25 – 50°C / 93% rel hum., cyclic, EN 60 068-2-38 |
Protection: |
IP 65 front side; EN 60529
IP 20 terminals |
Power: |
SELV: 12-30 VDC; protected against polarity reversal |
SELV: 24 VAC, 50/60 Hz, ± 10% |
115 VAC; 230 VAC, 50/60 Hz, ± 10%
|
100-240 VAC; 50/60 Hz, ± 10% |
Current Consumption: |
12 … 30 VDC < 200 mA,
|
12 – 30 VDC with backlight < 250 mA incl. sensor supply
|
24 VAC < 250 mA; including sensor supply
|
115/230 VAC < 50 mA; incl. sensor supply
|
100 – 240 VAC < 80 mA at 90 VAC; incl. sensor supply |
Power Consumption: |
< 5 W
|
< 8 W switching power supply |
Overload protection: |
external fuse DC: 0,16 AT (IEC 127); DC: 0,2 AT (UL 198)
|
24 VAC: 315 mAT; 230 VAC: 32 mAT; 115 VAC: 63 mA T
|
100 – 240 VAC G-safety insert 630 mA/250V |
Sensor supply: |
24/115/230 VAC
AC-operation: 12-24 VDC (load dependent), max. 50 mA; 90-260 VAC (switching power supply)
AC-operation: 24VDC/-5%, max. 115 mA; max. capacitive load = 470 μF |
Approvals: |
US-UL, CE, RoHS, CSA |
Terminals: |
Plug-in screw-type connections / Terminals |
Weight: |
approx. 200 g |
Mounting: |
Front-panel installation with tenter (frame) Front panel thickness max. 11 mm |
Dimensions: |
48 mm x 48 mm x 118 mm, installation depth 110 mm; DIN 43700
45 mm x 45 mm + 0,3 mm; panel cutout |