Endress+Hauser Proservo NMS81, Техническая информация

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Proservo NMS81
Hauser 19
Ordering feature 060: "Secondary IO Digital Exd"
NMx8x - xx xx XX xxxx ...
060
Option Number of I/O modules Type of I/O module Number of terminals Technical data
A1 1 1 x "2x relay + 2x discrete I/O" 1 x 4 →  23
A2 2 2 x "2x relay + 2x discrete I/O" 2 x 4 →  23
A3 3 3 x "2x relay + 2x discrete I/O" 3 x 4 →  23
B1 1 1x "Modbus RS485" 1 x 4 →  19
B2 2 1x "Modbus RS485"
1 x "2x relay + 2x discrete I/O" 2 x 4 →  19
→  23
B3 3 1x "Modbus RS485"
2 x "2x relay + 2x discrete I/O" 3 x 4 →  19
→  23
X0 0 none 0 -
"Modbus RS485": Technical data
No. of units Maximum 15 instruments per loop
Baud rate Selectable:
• 600 bit/s
• 1
200 bit/s
• 2 400 bit/s
• 4 800 bit/s
• 9 600 bit/s
• 19 200 bit/s
Parity Selectable:
• Odd
• Even
• None
Cable Three-wire cable with screening. The screening must be connected inside the housing.
Termination resistors To be set as required in specific environments
Topology • Serial bus
• Tree structure
Transmission distance Maximum 1 200 m (3 900 ft) including limbs or branches;
branches under 3 m (9.8 ft) are negligible
Instrument address Each transmitter has an individual bus address configured in the software of the
transmitter.
Isolation Bus inputs are electrically isolated from the other electronics.
Error on alarm Error message classified according to NAMUR NE 107