| Product characteristics | |||||||
|---|---|---|---|---|---|---|---|
| Number of inputs and outputs | Number of digital outputs: 2; Number of analogue outputs: 1 | ||||||
| Measuring range [l/min] | 0…10 | ||||||
| Application | |||||||
| Special feature | Gold-plated contacts | ||||||
| Installation | T-pieces; ((DIN 2353): QL 18-18-18 (NW 15 mm) / QL 22-18-22 (NW 19 mm) / QL 28-18-28 (NW 24 mm)) | ||||||
| Media | water | ||||||
| Medium temperature [°C] | 0…80 | ||||||
| Pressure rating [bar] | 30 | ||||||
| Electrical data | |||||||
| Operating voltage [V] | 20…28 DC | ||||||
| Current consumption [mA] | < 80 | ||||||
| Protection class | III | ||||||
| Reverse polarity protection | yes | ||||||
| Power-on delay time [s] | 10 | ||||||
| Inputs / outputs | |||||||
| Number of inputs and outputs | Number of digital outputs: 2; Number of analogue outputs: 1 | ||||||
| Outputs | |||||||
| Total number of outputs | 2 | ||||||
| Output signal | switching signal; analogue signal; (configurable) | ||||||
| Electrical design | PNP/NPN | ||||||
| Number of digital outputs | 2 | ||||||
| Output function | normally open / normally closed; (parameterisable) | ||||||
| Max. voltage drop switching output DC [V] | 2 | ||||||
| Permanent current rating of switching output DC [mA] | 250; (per output) | ||||||
| Number of analogue outputs | 1 | ||||||
| Analogue current output [mA] | 4…20; (scalable) | ||||||
| Max. load [Ω] | 500 | ||||||
| Analogue voltage output [V] | 0…10; (scalable) | ||||||
| Min. load resistance [Ω] | 2000 | ||||||
| Short-circuit protection | yes | ||||||
| Type of short-circuit protection | pulsed | ||||||
| Overload protection | yes | ||||||
| Measuring/setting range | |||||||
| Measuring range [l/min] | 0…10 | ||||||
| Display range [l/min] | 0…12 | ||||||
| Set point SP [l/min] | 0.1…12 | ||||||
| Reset point rP [l/min] | 0…11.9 | ||||||
| Analogue start point ASP [l/min] | 0…8 | ||||||
| Analogue end point AEP [l/min] | 4…12 | ||||||
| In steps of [l/min] | 0.1 | ||||||
| Accuracy / deviations | |||||||
| Flow monitoring | |||||||
| Repeatability [% of the measured value] | 3 (Q < 30%) / 7 (Q < 100%) | ||||||
| Temperature gradient [K/min] | 200 | ||||||
| Accuracy (in the measuring range) | ± 10 | ||||||
| Response times | |||||||
| Flow monitoring | |||||||
| Response time [s] | 5; (10%…90%) | ||||||
| Delay time programmable dS, dr [s] | 0…50 | ||||||
| Software / programming | |||||||
| Parameter setting options | hysteresis / window; normally open / normally closed; switching logic; current/voltage output; inside pipe diameter; start-up delay; adaptation of displayed values; display can be rotated and switched off; Display unit | ||||||
| Operating conditions | |||||||
| Ambient temperature [°C] | -20…60 | ||||||
| Protection | IP 67 | ||||||
| Mechanical data | |||||||
| Weight [g] | 330.5 | ||||||
| Materials | stainless steel (1.4404 / 316L); PBT; PC; PA; EPDM/X; FKM | ||||||
| Materials (wetted parts) | stainless steel (1.4404 / 316L); O-ring: FKM 70 Shore A | ||||||
| Displays / operating elements | |||||||
| Display |
| ||||||
| Display unit | l/min; gpm; l/h; gph; m³/h | ||||||
| Remarks | |||||||
| Remarks |
| ||||||
| Pack quantity | 1 pcs. | ||||||
| Electrical connection | |||||||
| Connection | Connector: 1 x M12; Contacts: gold-plated | ||||||
