Error/Status String Bit Definitions

 

Byte 00 - Duplicate of Error Byte

First Release Used

00:0

Aux input TTL high (Door open with optional switch)

. . . . . . . . . . . 7.3.1

00:1

Error in Extended Error String

. . . . . . . . . . . 7.3.1

00:2

Illegal argument string

. . . . . . . . . . . 7.3.1

00:3

Fail-safe tripped

. . . . . . . . . . . 7.3.1

00:4

not used

. . . . . . . . . . . 7.3.1

00:5

Unrecognized command

. . . . . . . . . . . 7.3.1

00:6

Input buffer full

. . . . . . . . . . . 7.3.1

00:7

Time-out error

. . . . . . . . . . . 7.3.1

 

Byte 01 - Duplicate of EIA-232 Status Byte

 

00:0

SRQ enabled

7.5.2

00:1

Aux/Power port ON

7.5.2

00:2

Refer/Compressor port ON

7.5.2

00:3

Not Used

7.5.2

00:4

Setpoint reached

7.5.2

00:5

Not used

7.5.2

00:6

Error

7.5.2

00:7

Interval complete

7.5.2

 

Byte 02 - Setpoint & Probe Errors

 

02:0

Setpoint submitted exceeds upper operating limit 1

7.3.1

02:1

Setpoint submitted exceeds lower operating limit 1

7.3.1

02:2

Probe requested is not defined in F1

7.3.1

 

Byte 03 - Probe Temperature Value Errors

 

03:0

Probe 1 more than 20°C and less than 50°C exceeding high temp operation limit 1

7.3.1

03:1

Probe 1 more than 20°C and less than 50°C exceeding low temp operation limit 1

7.3.1

03:2

Probe 2 more than 20°C and less than 50°C exceeding high temp operation limit 1

7.3.1

03:3

Probe 2 more than 20°C and less than 50°C exceeding low temp operation limit 1

7.3.1

03:4

Probe 1 more than 50°C exceeding high temp operation limit 1

7.3.1

03:5

Probe 1 more than 50°C exceeding low temp operation limit 1

7.3.1

03:6

Probe 2 more than 50°C exceeding high temp operation limit 1

7.3.1

03:7

Probe 2 more than 50°C exceeding low temp operation limit 1

7.3.1

 

Byte 04 - Correction Value Errors

 

04:0

Correction temperatures submitted less than 50/C apart

7.3.1

04:1

Correction factors submitted result in greater than 20/C correction

 

 

at the limits of the controller range

7.3.1

 

Byte 32 - Hardware Errors

 

32:0

EEPROM write failed

7.3.1

32:1

FLASH memory write failed

7.4.9

 

Byte 35 - Port status (set=on, reset=off)

 

35:0

Blower port on

7.3.1

35:1

Main heater port (control heat) on

7.3.1

35:2

Boost heater port on

7.3.1

35:3

Refer (compressor) port on

7.3.1

35:4

Aux output (power) port on

7.3.1

35:5

Coolant port on

7.3.1

35:7

Aux input port on (connected to ground)

7.3.1

C4 Manual Rev 7.5.2

79

Page 79
Image 79
Sigma C4 manual Error/Status String Bit Definitions