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← Schemas · R51

The R51 schema

OIML R51 (Automatic Catchweighing Instruments) Certificate Schema. The certificate structure lists the top-level fields of the document model. The definitions expand the family's own vocabulary. Where the corpus carries fill statistics, the observed fields table shows how often each characteristic actually appears.

Certificate structure

Every R51 certificate is one object with these top-level fields. A "core" shape is shared across all Recommendation families; the rest are defined by this family's own definitions below.

FieldShapeRequired
certificatecore · Certificateyes
issuing_authoritycore · IssuingAuthorityno
applicantscore · PartyListno
manufacturerscore · PartyListno
certified_typeCertifiedTypeyes
characteristicsCharacteristicsyes
recommendationobjectyes
test_reportscore · TestReportListno
revision_historycore · RevisionHistoryno
model_familycore · ModelFamilyno
componentsarray of core · Componentno
footnotescore · FootnoteListno
d011_tests_applicablearray of D011TestReferenceno

Observed fields

From 100 digitalized R51 certificates: how often each type-level characteristic appears (fill rate), in how many certificates, and the most common values observed.

FieldFill ratePresent inCommon values
power_supply_voltage55%55
humidity_class46%46
scale_interval41%41
minimum_capacity37%37
temperature_range36%36
maximum_capacity35%35
electromagnetic_environment_class33%33E2, E3, E1
destined_to_be_used_as28%28Checkweigher, checkweigher, checkweigher, weight grader, weight/price labeller
power_supply_type26%26AC, AC single phase, AC or 24V DC
power_supply_frequency25%25
number_of_scale_intervals25%253000, 6000, 1600
tare24%24
climatic_environment_intended_location18%18closed, Closed
weighing_ranges16%16Single interval, Single intervalMulti-interval, Single interval, Multi-interval
software_identification14%14See below, 2.xx.xx.xxxxx, 1.0.0
electromagnetic_environments13%13E1 and E2, E1 and E2, Non-condensing(closed)
maximum_rate_of_operation12%12
weighing_range10%10Single interval, Single-interval, multi-range or multi-interval, Single-interval
maximum_load_transport_system_speed8%8
maximum_speed7%7
power_supply5%5230Vac50/60Hz, 230Va.c.-50Hz, 240Va.c.50Hz
environment_classes5%5E2, E1
dynamic_setting5%5
maximum_number_of_partial_weighing_ranges5%52
weighing_mode4%4Dynamic, Static weighing, Dynamic weighing, Static operation
em_environments4%4E1 and E2, E1andE2
display_keyboard_location4%4Control and display unit, Display and control unit, Indicator console in cabin
belt_speed4%4
mechanical_environment_class4%4Vehicle mounted, M3instrument is incorporated into vehicles, M1
maximum_partial_weighing_ranges4%43, 2
max_partial_weighing_ranges4%42
software_identification_console4%4Version number1.xxWhere xx is a number between00and99that represents minor versions that contain bug fixesand non-legally relevant changes, Version number1.xx;xx=00...99, 1.xx,2.xx,3.xxor4.xx(xx=00...99)
software_identification_ad_board4%4Version number:3.xxWhere xx is a number between22and99that represents minor versions that contain bug fixesand non-legally relevant changes, Version number:3.xx;xx=22...99, 3.xx(ForTPB-3356A/D-board,xx=22...99),or1.xx(ForTPB-3772A/D-board,xx=00...99)
number_of_verification_scale_intervals3%3min=None, max=10000, min=None, max=200, min=None, max=3000
accuracy_class3%3IIII, III
maximum_time_between_automatic_zero_setting3%3150, 28
interfaces3%3['Ethernet', 'USB'], Ethernet, RS232, CAN, RS232, CAN1, CAN2
maximum_preset_tare3%3
max_scale_intervals3%3
max3%3
min3%3
max_scale_intervals_single_interval3%3
max_scale_intervals_multi_interval3%3
verification_interval2%21, min=1, max=None
number_of_intervals2%2min=None, max=3000, min=None, max=4
maximum_tare_effect2%2-Max for single-interval and multi-range, -Max₁ for multi-interval
fractional_factor2%20.5, p'i=0.5
minimum_input_voltage_per_vsi2%20.4
load_cell_interface2%24-wire or 6-wire
minimum_input_impedance2%243
maximum_input_impedance2%21200
mains_power_supply2%29-32 VDC - not to be supplied from DC mains.
operational_temperature2%2min=-15, max=55
load_cell_emax2%2min=10, max=20
climatic_environment_temperature2%2
measuring_range2%2All
climatic_environment_non_condensing2%2Non-condensing(closed)
max_scale_intervals_n2%23000
label_applicator_pneumatic_pressure2%2min=4, max=6
maximum_number_of_scale_intervals_n2%22400
single_or_multi_interval2%2Any combination of the above
max_verification_scale_intervals2%26000, min=100, max=None
max_rate_of_operation2%236
max_number_of_weighing_ranges2%22
maximum_number_of_scale_intervals_single_interval2%2min=None, max=6600, n≤3000divisions
software_checksum2%20xC76579FF
preset_tare2%2T≤-Max
maximum_number_of_weighing_ranges2%22
mode_of_operation1%1Start-Stop operation or operation in motion
category1%1['Y(a)', 'Y(b)', 'XIII(1)', 'XIII(x ≥ 2)']
number_of_ranges_intervals1%12
ratio_between_verification_scale_intervals1%1< 3
tara1%1≤ 0.5 · Max
design1%1Single- or multi-interval instrument
lever_work1%1None
maximum_minimum_vehicle1%1Max depending on the vehicle Min according to OIML R51-1, No. 2.2.2 n≤300
no_n_of_verification_scale_intervals1%1≤6000(1000)
preset_tare_range1%1min=None, max=100
smallest_verification_scale_interval1%1min=0.002, max=None
mode_of_weighing1%1['static', 'dynamic']
electromagnetic_compatibility1%1E2(OIML D11)
extra_warm_up_time_0_4_to_0_8_uv1%118
extra_warm_up_time_0_8_uv_or_more1%13
maximum_cable_length1%11533
climatic_influence_class1%1min=-20, max=60
electromagnetic_influence_class1%1E2 selon OIML D11/2013
scale_division1%1min=200, max=None
scale_interval_min_to_125g1%10.5
scale_interval_125g_to_max1%11
pneumatic_pressure1%16
tare_t1%1-450e(single interval)-450e1(multi interval)
conveyor_speed1%170 m/min for loads up to 6 kg, 60 m/min for greater loads
belt_speed_range1%1min=20, max=36
load_cell_model1%1Tedea-Huntleigh type 1041
load_cell_rated_capacity1%115
operating_rate_wow1%1130
operating_rate_non_wow1%1260
maximum_operating_rate1%1min=None, max=45
maximum_conveyor_speed1%1min=None, max=40.0
semi_automatic_zero_setting_device1%14
pressure_transducer_measuring_range1%1min=0, max=350
pressure_transducer_output_signal1%14...20mA
max_operating_rate1%1min=None, max=65
max_conveyor_speed1%1min=None, max=40
operating_speed1%140g to 250g:0.3 to 1.33m/s250g to 1000g:0.3 to 1.2m/s1000g to 3000g:0.3 to 1.0m/s3000g to 6000g:0.3 to 0.8m/s
load_cell_manufacturer1%1Flintec
load_cell_compatibility_conditions1%1Must have OIML R60 cert, same or better characteristics, same design, no oil damper
load_cell_voltage_input_per_scale_interval_min_to_1kg1%10.46
load_cell_voltage_input_per_scale_interval_1kg_to_6kg1%11.87
sealings1%1Two event counters (Calibration Changes, Configuration Changes), physically sealed
alternatives1%1Remote pod configuration, M3310 controller
load_cell_rated_output_signal1%12
display_location1%1Rear of the vehicle, near operating console
max_divisions1%13000
max_partial_ranges1%12
weighing_speed1%130
max_partial_range_time1%1min=None, max=-1
max_weighing_ranges1%1min=30, max=None
divisions_per_weighing_range1%1min=None, max=3000
number_of_weighing_ranges1%12
tare_capacity1%1-Max
maximum_weighing_speed1%1min=370, max=740
min_input_voltage_per_verification_scale_interval1%11
min_load_cell_resistance1%1350
max_load_cell_resistance1%11050
fraction_of_max_permissible_error1%10.5
maximum_tilt1%15
tare_single_interval1%1min=None, max=50
tare_multi_interval1%1Max1
measurement_software_version1%11.xx or 2.xx or 3.xx(xx=00...99)
ad_board_software_version1%1Version numbers:3.xx(For TPB-3356A/D-board,xx=22...99),or1.xx(For TPB-3772A/D-board,xx=00...99)
application1%1Intended to be used as postal scale
intended_to_be_used_as1%1Container reachstacker
software_identification_terminal1%1xR3where x is multi-digit part number
software_identification_midac_plus1%1x_r00where x is multi-digit part number
maximum_number_of_scale_intervals_multi_interval1%1n≤3000divisions(per partial weighing range)
number_of_verification_scale_intervals_n1%1min=None, max=200
operating_mode1%1Start-stop-operation
type1%1ER500-C
maximum_number_of_verification_scale_intervals1%110000 (class Y(a) and XIII), 1000 (class Y(b) and XIIII) or 3×10000 (class Y(a) and XIII), 3×1000 (class Y(b) and XIIII)
extra_warm_up_time_for_0_4_uv_le_e_lt_0_8_uv1%118
extra_warm_up_time_for_0_8_uv_le_e1%13
maximum_cable_length_between_er500_c_and_junction_box1%11533
warm_up_time1%1None
supply_frequency1%1min=50, max=60
max_number_of_scale_intervals_single_interval1%1n≤3000 divisions
max_number_of_scale_intervals_multi_interval1%1n≤3000 divisions(per partial weighing range)
max_number_of_partial_weighing_ranges1%12
max_load_transport_system_speed1%154
software_identification_version1%11.00.379
dynamic_setting_adjustment_range1%110

Definitions

The shapes named by the certificate structure above, expanded to their fields.

AccuracyClassToken

AccuracyClass

CertifiedType

categorystringrequired
type_designationsarray of stringrequired
module_designationstring or null
descriptionstring or null

Characteristics

type_levelTypeLevel
model_levelarray of ModelLevelEntry
config_levelarray of ConfigLevelEntry

TypeLevel

temperature_rangeTemperatureRange
climatic_environment_classobject
mechanical_environment_classobject
electromagnetic_environment_classobject
humidity_classobject
maximum_capacitycore · StructuredValue
minimum_capacitycore · StructuredValue
scale_intervalcore · StructuredValue
number_of_scale_intervalscore · StructuredValue
maximum_speedcore · StructuredValue
minimum_speedcore · StructuredValue
software_identificationcore · SoftwareIdentification

ModelLevelEntry

attributestringrequired
unitUnit
valuesarray of objectrequired

ConfigLevelEntry

attributestringrequired
axisobjectrequired
unitUnit
valuesarray of objectrequired

D011TestReference

test_idstringrequired
test_level_indexinteger
notesstring