Cjc Alarm [Word 10 (Bits 8 & 9)]; Diagnostics [Word 11 (Bits 0 To 7)] - Spectrum Controls 1794sc-IRT8I User Manual

1794 isolated rtd/thermocouple module
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3-16
Flex™ IO Isolated RTD/Thermocouple Module
User's Manual Pub. 0300242‐01 Rev. A
3.5.7 CJC Alarm [Word 10 (Bits 8 & 9)]
The CJC alarm indicates a broken wire condition for both CJC sensors. Refer to the table
below.
Table 3-11 (CJC Alarms)
Bit 9
Bit 8
CJC Alarm:
0
0
No Errors
0
1
CJC1 is broken.
1
0
CJC2 is broken.
1
1
Both CJC1 and CJC2 are broken.

3.5.8 Diagnostics [Word 11 (Bits 0 to 7)]

The diagnostic byte is used to indicate module faults. Refer to the table below for more
information.
Table 3-12 (Diagnostics)
Hex Error Code:
Diagnostic:
0x00
NO_ERRORS
0x10
CH0_RANGE_CFG_ERROR
0x11
CH1_RANGE_CFG_ERROR
0x12
CH2_RANGE_CFG_ERROR
0x13
CH3_RANGE_CFG_ERROR
0x14
CH4_RANGE_CFG_ERROR
0x15
CH5_RANGE_CFG_ERROR
0x16
CH6_RANGE_CFG_ERROR
0x17
CH7_RANGE_CFG_ERROR
0x20
CH0_FORMAT_CFG_ERROR
0x21
CH1_FORMAT_CFG_ERROR
0x22
CH2_FORMAT_CFG_ERROR
0x23
CH3_FORMAT_CFG_ERROR
0x24
CH4_FORMAT_CFG_ERROR
0x25
CH5_FORMAT_CFG_ERROR
0x26
CH6_FORMAT_CFG_ERROR
0x27
CH7_FORMAT_CFG_ERROR
0x30
CH0_FILTER_CFG_ERROR
0x31
CH1_FILTER_CFG_ERROR
0x32
CH2_FILTER_CFG_ERROR
0x33
CH3_FILTER_CFG_ERROR
0x34
CH4_FILTER_CFG_ERROR
0x35
CH5_FILTER_CFG_ERROR
0x36
CH6_FILTER_CFG_ERROR
0x37
CH7_FILTER_CFG_ERROR
0x40
CH0_HI_LO_ALARM_CFG_ERROR
0x41
CH1_HI_LO_ALARM_CFG_ERROR
0x42
CH2_HI_LO_ALARM_CFG_ERROR
0x43
CH3_HI_LO_ALARM_CFG_ERROR
0x44
CH4_HI_LO_ALARM_CFG_ERROR
0x45
CH5_HI_LO_ALARM_CFG_ERROR
0x46
CH6_HI_LO_ALARM_CFG_ERROR
0x47
CH7_HI_LO_ALARM_CFG_ERROR
0x50
CH0_OUT_OF_RANGE_ERROR

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