Despatch Protocol 3 Controller Uživatelský manuál stáhnout pdf (Strana 9)

Protocol 3 Controller Owner’s Manual ABOUT THIS MANUAL

Version 1.2 9

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1.5. Specifications

Specifications for the Protocol 3 controller include six sets of information:

 Process Input (Table 1)

 Outputs (Table 2)

 Operating Conditions (Table 3)

 Conformance Norms (Table 4)

 Display (Table 5)

 Data Recorder (Table 6)

Table 1. Process Input.

Item

Description

Sampling Rate:

4 per second

Resolution:

16 bits. Always four times better than display resolution.

Impedance:

>10MΩresistive, except DC mA (5Ω) and V (47kΩ)

Temp Stability:

Error <0.01% of span per °C change in ambient temperature

Supply Variation:

Supply voltage influence negligible within supply limits

Humidity Influence:

Negligible if non‐condensing

Process Display:

Displays up to 5% over and 5% under span limits

Process Variable

Input Offset:

Reading adjustable ± Controller Span. Values added to

Process Variable, Values subtracted from Process Variable.

Sensor Break

Detection:

 Thermocouple & RTD—SSR output goes to 0

 High Limit Sensor Break alarms activate

 Linear (4 to 20mA, 2 to 10V and 1 to 5V only)—SSR

output goes to 0

Isolation:

Isolated from all outputs (except SSR driver) at 240V AC

Supported

Thermocouple Types

& Ranges:

Type

Range °C

Range °F

+100 to 1824°C

+211 to 3315°F

0 to 2320°C

32 to 4208°F

0 to 2315°C

32 to 4199°F

-240 to 1000°C

‐400 to 1832°F

-200 to 1200°C

-328 to 2192°F *

‐200 to 1200°C

‐328 to 2192°F *

0 to 762°C

32 to 1402°F *

0 to 1399°C

32 to 2551°F *

PtRh

20%: 40%

0 to 1850°C

32 to 3362°F

0 to 1759°C

32 to 3198°F

1 2 3 4 5 6 7 8 9 10 11 12 13 14 ... 68 69

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