;
The power output modules are an important component of the heater control.
Three different power output modules can be used depending on the application:
LA716 power output module
LA716I power output module
LA716I HP power output module
Type | LA716 | LA716I | LA716I HP |
---|---|---|---|
Supply voltage | |||
For control unit | Provided internally via the bus module | ||
Power outputs | |||
Number per power output module | 16 | 16 | 8 |
Electrical isolation | |||
| By means of opto-triac and optocoupler specified according to EN 60747-5-2 | ||
| no | no | no |
Load voltage | |||
| 230 V AC | 230 V AC | 230 V AC |
| 187 ... 264 V (TN system) | 187 ... 264 V (TN system) | 187 ... 264 V (TN system) |
| 50/60 Hz (47 ... 63 Hz) | 50/60 Hz (47 ... 63 Hz) | 50/60 Hz (47 ... 63 Hz) |
Output voltage | Full waves switched during the zero crossover | ||
Output current per phase, max. | 23 A | 32 A | 32 A |
Output current per output | |||
| 2.8 A | 5 A | 10 A |
| 0.1 to 2.8 A | 0.1 to 5 A | 0.1 to 10 A |
| ≤ 10 mA | ≤ 10 mA | ≤ 10 mA |
Switching capacity per channel at 230 V, max. | 650 W | 1,150 W | 2,300 W |
Resolution at the power outputs | 1% | 1% | 1% |
Loads | |||
| Resistive load with a maximum of 15 times the cold current in the first half wave. (In the case of flash emitters, this can lead to a reduction of the permissible switching capacity. These emitters can be measured at Siemens.) | ||
| 5 times the rated current for 20 ms | ||
Protective measures | |||
| Yes (by NTC thermistor) | Yes (by NTC thermistor) | Yes (by NTC thermistor) |
| -93 °C ±5 K | -93 °C ±5 K | -93 °C ±5 K |
| One fast blow 5 A/250 V fuse per output | One fast blow 5 A/250 V fuse per output | One fast blow 10 A/250 V fuse per output |
| Yes | Yes | Yes |
Connecting cables | |||
| 14 Ω (to guarantee continued short-circuit protection) | 14 Ω (to guarantee continued short-circuit protection) | 14 Ω (to guarantee continued short-circuit protection) |
Mechanical data | |||
Degree of protection according to DIN 40050 | IP00 | IP00 | IP00 |
Dimensions (W x H x D) | 31 mm x 233.4 mm x 250 mm | 31 mm x 233.4 mm x 252 mm (without mating connector) | 31 mm x 233.4 mm x 252 mm (without mating connector) |