Sample 1
R49/2024-A-CZ1-25.05
Rev. 0 · 23 type_level characteristics
Issuer
Czech Metrology Institute
Date issued
2026-04-09
Type designations
LXSG-15E/S, LXSG-20E/S, LXSG-25E/S
Category
water meter - multi jet, dry dial
Full YAML
{
"certificate": {
"number": "R49/2024-A-CZ1-25.05",
"scheme": "A",
"member_state": "Czech Republic",
"date_issued": "2026-04-09",
"oiml_issuer_id": "CZ1"
},
"issuing_authority": {
"name": "Czech Metrology Institute",
"address_lines": [
"Okružní 31, 638 00 Brno, Czech Republic"
],
"person_responsible": "Jan Kalandra",
"person_title": "N/A",
"phone": "N/A",
"email": "N/A",
"website": "N/A",
"oiml_issuer_id": "CZ1"
},
"applicants": [
{
"name": "Ningbo Yuxing Water Meter Co., Ltd.",
"address_lines": [
"NO.19 Meishan Rd, Shangtian Str, Fenghua, Ningbo, Zhejiang, CN"
]
}
],
"manufacturers": [
{
"name": "Ningbo Yuxing Water Meter Co., Ltd.",
"address_lines": [
"NO.19 Meishan Rd, Shangtian Str, Fenghua, Ningbo, Zhejiang, CN"
]
}
],
"certified_type": {
"category": "water meter - multi jet, dry dial",
"type_designations": [
"LXSG-15E/S",
"LXSG-20E/S",
"LXSG-25E/S"
],
"module_designation": "N/A"
},
"characteristics": {
"type_level": {
"accuracy_class": {
"value": "2"
},
"measuring_principle": {
"value": "multi jet"
},
"temperature_class": {
"value": "T30"
},
"water_pressure_class": {
"value": "MAP16"
},
"pressure_loss_class": {
"value": "ΔP63"
},
"maximum_admissible_temperature": {
"value": 30,
"unit_symbol": "°C",
"unit_id": "u:degree_Celsius"
},
"maximum_admissible_pressure": {
"value": 1.6,
"unit_symbol": "MPa",
"unit_id": "u:megapascal"
},
"orientation_limitation": {
"value": "Horizontal with the dial at the top"
},
"resolution_of_the_indicating_device": {
"value": 0.1,
"unit_symbol": "dm³",
"unit_id": "u:cubic_decimeter"
},
"indicating_range": {
"value": 99999,
"unit_symbol": "m³",
"unit_id": "u:cubic_meter"
},
"category": {
"value": "Positive displacement meters and turbine meters"
},
"case": {
"value": "A"
},
"minimum_straight_length_of_inlet_pipe": {
"value": 0,
"unit_symbol": "mm",
"unit_id": "u:millimeter"
},
"minimum_straight_length_of_outlet_pipe": {
"value": 0,
"unit_symbol": "mm",
"unit_id": "u:millimeter"
},
"flow_profile_sensitivity_class": {
"value": "U0D0"
},
"flow_conditioner": {
"value": "No"
},
"mounting": {
"value": "in-line"
},
"orientation": {
"value": "horizontal"
},
"reverse_flow": {
"value": "Not designed to measure"
},
"mechanical_environment_class": {
"value": "B/M1"
},
"data_output_options": {
"value": "10/100/1000"
},
"q2_over_q1": {
"value": 1.6
},
"q4_over_q3": {
"value": 1.25
}
},
"model_level": [
{
"attribute": "nominal_diameter",
"unit_symbol": "mm",
"values": [
{
"model": "LXSG-15E/S",
"value": 15
},
{
"model": "LXSG-20E/S",
"value": 20
},
{
"model": "LXSG-25E/S",
"value": 25
}
],
"unit_id": "u:meter"
},
{
"attribute": "connection_type",
"values": [
{
"model": "LXSG-15E/S",
"value": "G3/4B"
},
{
"model": "LXSG-20E/S",
"value": "G1B"
},
{
"model": "LXSG-25E/S",
"value": "G11/4\"B"
},
{
"model": "N/A",
"value": "N/A"
},
{
"model": "N/A",
"value": "N/A"
},
{
"model": "N/A",
"value": "N/A"
},
{
"model": "N/A",
"value": "N/A"
},
{
"model": "N/A",
"value": "N/A"
},
{
"model": "N/A",
"value": "N/A"
},
{
"model": "N/A",
"value": "N/A"
}
]
},
{
"attribute": "",
"values": []
}
],
"config_level": []
},
"recommendation": {
"id": "R49",
"edition": 2024,
"scheme": "A",
"accuracy_classes": [
"2"
]
},
"test_reports": [
{
"id": "0511-ER-V011-24",
"date": "2025-10-21",
"pages": 49,
"role": "type_evaluation_report"
}
],
"revision_history": [
{
"revision": "0",
"date": "2025-10-23",
"changes": "Issuing certificate"
},
{
"revision": "1",
"date": "2026-04-09",
"changes": "Correction of typing error in Indicating range"
}
],
"model_family": {
"family_name": null,
"models": [
{
"model_id": "LXSG-15E/S"
},
{
"model_id": "LXSG-20E/S"
},
{
"model_id": "LXSG-25E/S"
}
]
}
}