| ◆ FEATURES： |
| Key setting, can measure frequency, tacho, line-speed, count and length |
| Two stage of parameter free setting |
| Input and output is optical isolated, high anti-noise |
| Increase and decrease counting is for option, can be used with encoder |
| 4, 5, 6 digit display, auxiliary power supply for the sensors |
| 2 alarms output, multi types of output mode for option |
| Free select one measured signal with analogue 4-20mA |
| Can be with RS485 communication interface, MODBUS or RTU protocol for option | |
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| Power supply |
90-260V AC 50/60Hz, consumption<5W |
| Counting speed |
<4000 CPS |
| Input signal |
Pulse, Square wave, Sine wave, 5V |
| Counting range |
-1999-9999（4 digit） -19999-99999 (5 digit) -199999-999999( 6 digit) |
| Rate setting range |
0.001-9999, 99999, 999999 |
| Input impedance |
>10K Ohm |
| Relay output mode |
R, N, C F, H, L (counter) Up, down alarm (frequency), Capacity AC 250V/3A, DC 30V/3A |
| Auxiliary power |
DC 12V 50mA max. DC 24V 50mA max. |
| Analogue |
4-20mA or 0-10mA for option by software |
| Insulation strength |
AC 1500 1min (between the housing and the terminals) |
| Insulation resistance |
>100m Ohm (between the housing and the terminals) |
| Operate environment |
Temperature 0-50 degrees, Humidity 35-85% RH |
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| Input：1：1 loop of pulse input 2：2 loops of pulse input |
| Auxiliary Power：Default：Without A：12V DC B：24VDC |
| Communication：Default：Without communication 2：RS232 4：RS485 |
| AL2：N：No alarm 2 R：Relay S：SSR/Logic T：SCR |
| AL1：N：No alarm 1 R：Relay S：SSR/Logic T：SCR |
| Measuring：L：Frequency, line-speed, tacho C：Counter, length |
| Display：4：4 digit display 5：5 digit display 6：6 digit display |
| Power supply：Default：110/220V AC 50/60 Hz |
| E：24V DC 10% more or less |
| Size：4：48x48mm 7：72x72mm 8：48x96mm |
| FH Series Smart Frequency/Line-speed/Techometer/Counter | |
| For example, FH4E-4LNRB2 means it is a meter in 48x48mm size, power supply 24V DC, 4 digit display, measuring frequency, line-speed and tacho, 1 relay alarm output, with 24V DC auxiliary power, 2 loops of pulse input. |
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