Preset counters electronic
2 presets, totalizer and batch counter
Display LED, 8-digits, programmable
NE212
Connection diagram
Relay outputs
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
Block circuit diagram
Voltage
supply
-
+
Signal input
A
B
Count
XP-reset
Reset
Stop/Hold
2
3
Totalizer
12
13
14
15
A 90° B
Output
Main counter with
2 presets
start count
scaling factor
4
5
6
7
8
XB-signal-
input
XB-reset
Coding for
input logic
NPN Br. 18-20
PNP Br. 18-19
T,R-
16
17
Operating
time meter
Batch counter as
preselection counter
with 1 preset
multiplier
tachometer or
batch counter
9
P2
P2
19
20
Sensor
supply
-
+
RxD+
TxD+
RxD-
XP-stop/ h-counter
TxD-
T,R+
T,R-
+24V 0V
NPN Br. 18-20
PNP Br. 18-19
XB-counter
B
A
RS232
max. 265 V
Sensor
supply
terminal - terminal /
XB-reset
RS422
GND
RxD
TxD
RS485
- terminal
11
10
9
8
7
6
5
4
3
2
1
Supply voltage
10
11
B1
18
21
B1
P2
P1
T,R+ 22
TxD+ 23
Interface
RS485
Electronic outputs
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
TxD- 24
RxD+ 25
RxD- 26
TxD
23
25
Interface
RS422
RxD+
TxD+
RxD-
XP-stop/ h-counter
TxD-
T,R+
T,R-
+24V 0V
NPN Br. 18-20
PNP Br. 18-19
XB-counter
B
A
RxD
Interface
RS232
GND 26
Count
XP-reset
Sensor
supply
XB-reset
RS422
GND
RxD
TxD
RS485
Trigger level
Optocoupler inputs
Control inputs
Supply voltage
RS232
max. 265 V
11
10
9
8
terminal - terminal /
7
6
5
4
3
- terminal
2
1
Input circuit
PNP- / NPN-logic
9...16 mA
<0.5 mA
1.65 kΩ
5...8 mA
<0.5 mA
3.3 kΩ
Output circuit
250 VAC / 110 VDC
1A
150 VA / 30 W
5 ms
Subject to modification in technic and design. Errors and omissions excepted.
30/10/2008
Count input
Trigger current
Switch-off current
Input resistance
Reset input
Trigger current
Switch-off current
Input resistance
Relay outputs
Switching voltage max.
Switching current max.
Switching capacity max.
Relay responding time
B1
P2
Output
P1
Electronical outputs
Output circuit
PNP-switching transistor Open collector
Switching voltage
Switching current max.
24 VDC ±20 %
10 mA (AC)
50 mA (DC)
35 V
50 mA
NPN-switching transistor Open collector
Switching voltage max.
Switching current max.
2
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