| Common Data | |
| Outer tube diameter | 90 mm |
| Flame length | max. 2000 mm |
| Outer tube length (in 10 mm increments from - to) |
240 - 15000 mm |
| Gas port | Rp 1, top or bottom |
| Gas inlet pressure | 50 - 150 mbarg |
| Air port | Rp 2, rotatable 4 x 90° |
| Air operating pressure | 10 mbarg, plus another 10 mbarg for every m of outer tube length |
| Power head (not ZG2) | |
| Ignition | 2 x 5 kV, ignition electrode against ignition electrode |
| Ambient temperature | - 30 °C to + 60 °C |
| Protection rating | IP 54 or IP 65 |
| Models | |
| without electrical components | ZG2... |
| with integrated spark transformer | ZT2... |
| with integrated spark transformer and ionisation flame monitor for intermittent operation | ZA2... |
| with integrated spark transformer and ionisation flame monitor for continuous operation | ZDA2... |
| with integrated spark transformer and burner control for intermittent operation | ZR2... |
| with integrated spark transformer and burner control for continuous operation | ZD2... |