Data Sheet

Supply Voltage
A
2
3
4
5
Technical Specification
Digital Tachometer
Specifications
ERM-3770-N (77x35x62,5mm)
Accuracy: 0.01% of scale
Counting Inputs: Ch-A, Ch-B (Switch, proximity, capacitive sensor or encoder can be connected.)
Sensor Supply Voltage: NPN or PNP selectable as
Sensor Input Type: INC, DEC, INC/DEC, INC/INC, UP/DOWN Max. 20KHZ.
x1 / x2 /x4 Counting for phase shift (for incremental encoder); Maximum 10 KHZ
24Vac (±%15) 50/60 Hz
115Vac (±%15) 50/60 Hz
230Vac (±%15) 50/60 Hz
24Vac/dc (-%15;+%10) 50/60 Hz
X1
OUT
PUT
X1
0.07Hz to 10000Hz input signal
Set Decimal Point
Process Output
E
SSR Driver Output: (28mA, 15Vdc Max.)
1
28
Automatic sampling (1 sec to 16 sec)
Working with Process Set and Alarm Set value
12Vdc
max.30mA
Sensor Input
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ERM 3770-N
Counters & Timers
PNP / NPN
Sensor Input
(0,07 - 10KHz)
Supply Voltage
230Vac, 115Vac
24Vac/Vdc
ERM-3770-N
Relay Output
5A@250Vac
NC
C
N0
0
E
00 00
A
0
/
/
0 0 0 0
Relay Output: (5A @ 250Vac),1NO+1NC
4 Digits Display
Adjustable decimal point
Division rate
NPN or PNP input type
Alarm output
Relay or SSR driver output (It must be determined in order.)
Alarm Set value boundary
Programming mode password protection
ERM-3770-N
2
77 35
X
mm