Operating conditions, Performance under operating conditions, Communications – West Control Solutions N6600 User Manual

Page 110: A-11

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Operating Conditions

Ambient Temperature

(Operating):

0

°

C to 55

°

C

Ambient Temperature

(Storage):

–20

°

C to 80

°

C

Relative Humidity:

20% - 95% non-condensing

Supply Voltage:

90 - 264V AC 50/60Hz (standard)

20 - 50V AC 50/60Hz or 22 - 65V DC

(option)

Source Resistance:

1000

maximum (thermocouple)

Lead Resistance:

50

per lead maximum balanced (Pt100)

Performance Under Operating Conditions

Temperature Stability:

0.01% of span/

°

C change in ambient

temperature.

Cold Junction

Compensation

(thermocouple Only):

Better than

±

1

°

C.

Supply Voltage Influence:

Negligible.

Relative Humidity

Influence:

Negligible

Sensor Resistance

Influence:

Thermocouple 100

: <0.1% of span error

Thermocouple 1000

: <0.5% of span error

RTD Pt100 50

/lead: <0.5% of span error

A.12

COMMUNICATIONS

Type:

Serial asynchronous UART-to-UART link.

Presentation Layer:

MODBUS RTU or ASCII, selectable.

Data Format:

MODBUS RTU - One start bit, odd/even/no

parity, eight-bit data one stop bit.

ASCII - One start bit, even parity, seven-bit

data, one stop bit.

Physical Layer:

RS485.

A-11

S075-A

PM-0075

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