| PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
|---|---|---|---|---|---|---|---|
| 7<\/td>\n | Foreword <\/td>\n<\/tr>\n | ||||||
| 8<\/td>\n | Introduction <\/td>\n<\/tr>\n | ||||||
| 9<\/td>\n | 1 Purpose and scope 2 Normative references 3 Terms and definitions <\/td>\n<\/tr>\n | ||||||
| 11<\/td>\n | 4 Functionality 4.1 Power tests 4.1.1 Consumption <\/td>\n<\/tr>\n | ||||||
| 12<\/td>\n | 4.1.2 Power loss <\/td>\n<\/tr>\n | ||||||
| 16<\/td>\n | 4.2 Solenoid valve outputs 4.2.1 Opening\/closing solenoid valves <\/td>\n<\/tr>\n | ||||||
| 17<\/td>\n | 4.2.2 Voltage and current, simulating SV <\/td>\n<\/tr>\n | ||||||
| 18<\/td>\n | 4.2.3 Solenoid valve pulse width duration <\/td>\n<\/tr>\n | ||||||
| 19<\/td>\n | 4.2.4 Short circuit and open circuit <\/td>\n<\/tr>\n | ||||||
| 21<\/td>\n | 4.2.5 Remote unit operation with real solenoids <\/td>\n<\/tr>\n | ||||||
| 22<\/td>\n | 4.2.6 Association of sensors with solenoid valve outputs <\/td>\n<\/tr>\n | ||||||
| 24<\/td>\n | 4.3 Counter entries 4.3.1 Sensor power supply 4.3.2 Flow calculation <\/td>\n<\/tr>\n | ||||||
| 25<\/td>\n | 4.3.3 High flow alarm 4.3.4 Low flow alarm 4.3.5 Hardware pulse filtering. Maximum pulse rate and minimum pulse width 4.3.6 Maximum frequency between pulses <\/td>\n<\/tr>\n | ||||||
| 26<\/td>\n | 4.3.7 Minimum frequency between pulses 4.3.8 Pulse filtering by Software with fixed time 4.3.9 Software pulse filtering with configurable time <\/td>\n<\/tr>\n | ||||||
| 27<\/td>\n | 4.3.10 Minimum time between pulses 4.3.11 Maximum time between pulses <\/td>\n<\/tr>\n | ||||||
| 28<\/td>\n | 4.3.12 \u201cOpen contact\u201d test 4.3.13 \u201cClosed contact\u201d test <\/td>\n<\/tr>\n | ||||||
| 29<\/td>\n | 4.3.14 Random pulse counting test 4.3.15 Concurrent pulse count test 4.3.16 Counter events and alarms <\/td>\n<\/tr>\n | ||||||
| 30<\/td>\n | 4.4 Analogue inputs 4.4.1 Measurement accuracy <\/td>\n<\/tr>\n | ||||||
| 32<\/td>\n | 4.4.2 Events and alarms generated by the analogue input <\/td>\n<\/tr>\n | ||||||
| 35<\/td>\n | 4.5 Other inputs and outputs 4.5.1 Purpose of the test 4.5.2 External signals <\/td>\n<\/tr>\n | ||||||
| 36<\/td>\n | 4.5.3 Internal signals <\/td>\n<\/tr>\n | ||||||
| 37<\/td>\n | 4.6 Operating logic 4.6.1 Low supply voltage safety interlock (lockout) test <\/td>\n<\/tr>\n | ||||||
| 38<\/td>\n | 4.6.2 Low-pressure safety lockout test 4.6.3 Excess flow (flow rate) safety shutdown test <\/td>\n<\/tr>\n | ||||||
| 39<\/td>\n | 5 Robustness 5.1 Environmental conditions <\/td>\n<\/tr>\n | ||||||
| 40<\/td>\n | 5.1.1 Solenoid valve actuation (SV) 5.1.2 Counter pulses 5.1.3 Analogue readout <\/td>\n<\/tr>\n | ||||||
| 41<\/td>\n | 5.2 Power supply 5.2.1 Polarity reversal in main power supply 5.2.2 Short-circuit at the SV solenoid valve output <\/td>\n<\/tr>\n | ||||||
| 42<\/td>\n | 5.3 Accidental wiring errors on inputs and outputs 5.3.1 Purpose of the test <\/td>\n<\/tr>\n | ||||||
| 43<\/td>\n | 5.4 Analogue input 5.4.1 Overvoltage (analogue voltage input) 5.4.2 Overcurrent (analogue input by current) 5.4.3 Short circuit <\/td>\n<\/tr>\n | ||||||
| 44<\/td>\n | 5.5 Communications 5.5.1 Antenna short circuit test <\/td>\n<\/tr>\n | ||||||
| 45<\/td>\n | 5.5.2 Antenna open circuit test 5.6 Long-term behaviour 5.6.1 Purpose of the test 5.6.2 Test procedure 5.6.3 Acceptance criteria <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" BS ISO 21622-2. Irrigation techniques. Remote monitoring and control for irrigation – Part 2. Tests<\/b><\/p>\n |