JSON Definitions

Table 21. JSON Object Parameters
Term Required? Type Notes
version Yes Numeric Must be 1 or 2 if the module_type is 9350. Must be 2 if the module_type is 9351
module_type Yes String Must be 9350 or 9351
program_info Yes String Specifies information and settings specific to the program
Table 22. Program Info Object Parameters
Term Required? Type Notes
build_number Yes Numeric Increments when you first edit a User Program that has successfully compiled
guid Yes GUID string Formatted with hyphens and braces
auto_start Yes Boolean string Specifies if the program should begin automatically when the module powers on
led_flash_rate Yes Time string Specifies the rate UserLED0 blinks when set to Flash, must be between 50 ms and 12.8 s, inclusive, and be a multiple of 50 ms
fault_latch_time Yes Time string —
Table 23. Module Type Object Parameters
Module_type Term Required? Type Number of Elements Definition
9350 digital_inputs Yes Array 8 Digital input objects
digital_outputs Yes Array 8 Digital output objects
variables Yes Array 24 Variable objects
state_machines Yes Array 0 to 7 (inclusive) State tree node objects
9351 digital_inputs Yes Array 4 Digital input objects
digital_outputs Yes Array 4 Digital output objects
analog_inputs Yes Array 4 Analog input objects
variables Yes Array 24 Variable objects
state_machines Yes Array 0 to 3 (inclusive) State tree node objects
Table 24. Digital Input Object Parameters
Term Required? Type Notes
alias_name Yes Identifier string —
config_type Yes String Must be one of: reserved, unused, basic, test_pulse, dual, or dual_and_test_pulse
discrepancy_time Required if config_type is dual or dual_and_test_pulse Time string —
complementary Required if config_type is dual or dual_and_test_pulse Boolean string —
owner Required if config_type is reserved Identifier string —
test_pulse_width Required if config_type is test_pulse or dual_and_test_pulse Time string —
test_pulse_period Required if config_type is test_pulse or dual_and_test_pulse Time string —
true_value Required if config_type is basic, test_pulse, dual, or dual_and_test_pulse String Must be high or low
debounce_ filter_time Required if config_type is basic, test_pulse, dual, or dual_and_test_pulse Time string —
load Required if config_type is test_pulse, dual_and_test_pulse Time string Must have a value of 40 μs, 1 ms, 10 ms, or 100 ms (or equivalent).
fail_safe_on_ over_current Required if config_type is test_pulse or dual_and_test_pulse Boolean string Can not be true if auto_recover_on_ over_current is true.If both failsafe_on_ over_current and auto_recover_on_ over_current are false, the module will not attempt to recover from the fault.
fail_safe_on_ discrepancy Required if config_type is dual or dual_and_test_pulse Boolean string —
fail_safe_on_ test_pulse Required if config_type is test_pulse or dual_and_test_pulse Boolean string —
auto_recover_on_ over_current Required if failsafe_on_ over_current is false Boolean string Can not be true if failsafe_on_ over_current is true. If both failsafe_on_ over_current and auto_recover_on_ over_current are false, the module will not attempt to recover from the fault.
over_current_auto_ recover_time Required if auto_recover_on_ over_current is true Time string Must have a value between 3 s and 16384 s.
Table 25. Digital Output Object Parameters
Term Required? Type Notes
alias_name Yes Identifier string —
config_type Yes String Must be reserved, unused, basic, test_pulse_internal, test_pulse_external, external_readback, dual, or dual_and_test_ pulse_internal, dual_and_test_ pulse_external
owner Required if config_type is reserved Identifier string —
test_pulse_width Required if config_type is test_pulse_internal, test_pulse_external, dual_and_test_ pulse_internal, or dual_and_test_ pulse_external Time string —
test_pulse_period Required if config_type is test_pulse_internal, test_pulse_external, dual_and_test_ pulse_internal, or dual_and_test_ pulse_external Time string —
readback_delay Required if config_type is external_readback Time string —
load Required if config_type is basic, test_pulse_internal, test_pulse_external, dual, dual_and_test_ pulse_internal, dual_and_test_ pulse_external, or external_readback Time string Must have a value of 40 μs, 1 ms, 10 ms, or 100 ms (or equivalent).
flash_rate Required if config_type is basic, test_pulse_internal, test_pulse_external, dual, dual_and_test_ pulse_internal, dual_and_test_ pulse_external, or external_readback Time string Must have a value that is a multiple of 50 ms, between 50 ms and 12.8 s, inclusive.
debounce_ filter_time Required if config_type is basic, test_pulse_external, external_readback, or dual_and_test_ pulse_external Time string —
fail_safe_on_ over_current Required if config_type is basic, test_pulse_internal, test_pulse_external, dual, dual_and_test_ pulse_internal, dual_and_test_ pulse_external, or external_readback Boolean string Can not be true if auto_recover_on_ over_current is true. If both failsafe_on_ over_current and auto_recover_on_ over_current are false, the module will not attempt to recover from the fault.
fail_safe_on_ open_circuit Required if config_type is basic, test_pulse_internal, test_pulse_external, dual, dual_and_test_ pulse_internal, dual_and_test_ pulse_external, or external_readback Boolean string
fail_safe_on_ discrepancy Required if config_type is dual, dual_and_test_ pulse_internal, or dual_and_test_ pulse_external Boolean string —
fail_safe_on_ test_pulse Required if config_type is test_pulse_internal, test_pulse_external, dual_and_test_ pulse_internal, or dual_and_test_ pulse_external Boolean string —
fail_safe_on_ readback Required if config_type is basic, external_readback, dual Boolean string —
auto_recover_on_ over_current Required if failsafe_on_ over_current is false Boolean string Can not be true if failsafe_on_ over_current is true. If both failsafe_on_ over_current and auto_recover_on_ over_current are false, the module will not attempt to recover from the fault.
over_current_auto_ recover_time Required if auto_recover_on_ over_current is true Time string Must have a value between 3 s and 16384 s.
Table 26. Analog Input Object Parameters
Term Required? Type Notes
alias_name Yes String —
config_type Yes String Must be single1oo1, dual1oo2, triple2oo3, reserved, or unused
threshold_lowlow Required if config_type is analog_input Numeric Threshold expressed in nA
threshold_low Required if config_type is analog_input Numeric Threshold expressed in nA
threshold_high Required if config_type is analog_input Numeric Threshold expressed in nA
threshold_highhigh Required if config_type is analog_input Numeric Threshold expressed in nA
discrepancy_time Required if config_type is dual1oo2 or triple2oo3 Time string Must have a value between 1000 μs and 1800000000 μs.
discrepancy_current Required if config_type is dual1oo2 or triple2oo3 Numeric The difference between channels required to trigger a discrepancy fault in nA. Value must be greater than 0.
hysteresis Required if config_type is single1oo1, dual1oo2, or triple2oo3 Numeric The value by which the analog input must surpass a threshold (above or below) for the channel to be considered in the next region in nA.
fail_safe_on_ over_current Required if config_type is single1oo1, dual1oo2, or triple2oo3 Boolean string —
fail_safe_on_ discrepancy Required if config_type is dual1oo2 or triple2oo3 Boolean string —
Table 27. Variable Object Parameters
Term Required? Type Notes
alias_name Yes Identifier string —
config_type Yes String Must be internal or unused
Table 28. State Machine Object Parameters
Term Required? Type Notes
name Yes String —
actions Yes, but may be empty Array Action objects
transitions Yes, but may be empty Array Transition objects
substates Yes, but may be empty Array State tree node objects
initial_state Optional Identifier string —
Table 29. Action Object Parameters
Term Required? Type Notes
signal Yes Identifier string —
value Yes Output drive string —
Table 30. Transition Object Parameters
Term Required? Type Notes
expression Yes Expression string —
next_state Yes Path string —