Frequency Meter; Help Texts; References - Trumeter 898X Serie Manual De Instrucciones

8.2 Frequency meter

HTL level, rectangular signal shape 1:1
AC power supply
DC power supply 12V
DC power supply 24V
5V level, rectangular signal shape 1:1
A
A - B; A + B;
A / B; (A – B) / A
Quad

9 Help texts

INTERF.
PROTOC. MODBUS
PROTOC. CR.LF
ADRESS. 1-247 / 1-99
PR.TIME 0,5 – 9999,9
SOURCE MAIN
SOURCE BATCH
SOURCE TOTAL
SOURCE. MAI.BAT.
SOURCE. MAI.TOT.
MP.INP.1 PRINT
MP.INP.2 PRINT

10 References

Information about the MODBUS protocol:
Modbus specification
[1]
MODBUS Application Protocol Specification V1.1b
MODBUS over Serial Line – Specification and Implementation Guide V1.02.
www.modbus.org
Information about RS485:
ANSI/TIA/EIA-485-A-98
[2]
Page 16 | ENG
typ. Low 2.5 V
typ. High 22 V
typ. Low 2 V
typ. High 10 V
typ. Low 2.5 V
typ. High 22 V
typ. Low 1.0 V
typ. High 4.0 V
HTL 5V
55 kHz 9 kHz
55 kHz 9 kHz
27 kHz 9 kHz
MAIN MENU INTERFACES
MODBUS PROTOCOL
CRLF PROTOCOL
INTERFACE ADDRESS MODBUS / INTERFACE ADDRESS CRLF
SENDING CYCLE CRLF PROTOCOL
CRLF DATA MAIN COUNTER
CRLF DATA BATCH COUNTER
CRLF DATA TOTALIZER
CRLF DATA MAIN AND BATCH COUNTER
CRLF DATA MAIN COUNTER AND TOTALIZER
MP INPUT1 FUNCTION PRINT
MP INPUT2 FUNCTION PRINT