Description
| Operating principle | Universal electronic control and monitoring device | |
| Operating temperature | from 0 to +60 °C | from +32 to +140 °F |
| Supply voltage | 24VDC: -15/+10 % | |
| Connector for class | II | |
| Protection class | IP 30, clamps IP 20 | |
| Dimensions | 70 × 75 × 110 mm | 2.7 x 3.0 x 4.3 inches |
| Version +471 | ||
| Input voltage | 100-120VAC; 200-240VAC (±10 %) | |
| Input current | 70 mA / 35 mA | |
| Input power | 8 W | |
| Frequency | 50–60 Hz | |
| Fuse | max 6.3 A | |
| Switching current | max 5 A | |
| Input voltage sensors | 24 VDC | |
| Version +472 | ||
| Input voltage | 20-24VDC; 20-24VAC (±10 %) | |
| Nominal input current | 75 mA with max. branching 250 mA | |
| Input power | 5 W | |
| Nominal frequency | DC or 50–60 Hz | |
| Fuse | max 6.3 A | |
| Switching current | max 5 A | |
| Nominal input voltage | 24 VDC | |
| Part number | Input voltage | Adjustable monitoring time | Level monitoring | Increasing the time interval | Early warning about approaching a set level | Pulse monitoring |
| IG351-10-E+471 | 120, 230 V DC current | • | Normally open | • | — | — |
| IG351-10-E+472 | 24 V AC | • | Normally open | • | — | — |
| EXZT2A03-E+471 | 120, 230 V DC current | • | Normally closed | • | • | • |
| EXZT2A03-E+42 | 24 V AC | • | Normally closed | • | • | • |
| Part number | Input voltage | Adjustable pump delay time | Pulse monitoring (time interval) | Pre-lubrication | Storing power failure information in memory |
| EXZT2A03-E+471 | 100-120; 200-240 VAC | • | — | — | — |
| EXZT2A03-E+472 | 20-24 VDC | • | — | — | — |
| EXZT2A06-E+471 | 100-120; 200-240 VAC | • | • | — | — |
| EXZT2A06-E+472 | 20-24 VDC | • | • | — | — |
| IGZ 51-20-E+471 | 100-120; 200-240 VAC | — | — | — | — |
| IGZ 51-20-E+472 | 20-24 VDC | — | — | — | • |
| IGZ 51-20-S2-E+471 | 100-120; 200-240 VAC | — | — | — | • |
| IGZ 51-20-S2-E+472 | 20-24 VDC | — | — | — | • |
| IGZ 51-20-S7-E+471 | 100-120; 200-240 VAC | — | — | — | • |
| IGZ 51-20-S7-E+472 | 20-24 VDC | — | — | — | • |
| IGZ 51-20-S8-E+471 | 100-120; 200-240 VAC | — | — | • | • |
| IGZ 51-20-S8-E+472 | 20-24 VDC | — | — | • | • |
| Part number | Input voltage | Adjustable monitoring time | Adjustable pump delay time | Pressure relief monitoring | Level monitoring | Increasing the time interval | Early warning about approaching a set level | Pulse monitoring | Storing power failure information in memory |
| EXZT2A02+471 | 120 VDC | • | • | Normally open | Normally open | • | — | — | — |
| EXZT2A02+472 | 24 V AC | • | • | Normally open | Normally open | • | — | — | — |
| EXZT2A05+471 | 120 VDC | • | • | — | Normally closed | • | — | • | — |
| EXZT2A05+472 | 24 V AC | • | • | — | Normally closed | • | — | • | — |
| EXZT2A07+471 | 120 VDC | • | • | — | Normally closed | • | • | — | — |
| EXZT2A07+472 | 24 V AC | • | • | — | Normally closed | • | • | — | — |
| IGZ36-20+471 | 120 VDC | • | • | Normally closed | Normally open | — | — | — | — |
| IGZ36-20+472 | 24 V AC | • | • | Normally closed | Normally open | — | — | — | — |
| IGZ36-20-S6+471 | 120 VDC | • | • | Normally closed | Normally closed | — | — | — | — |
| IGZ36-20-S6+472 | 24 V AC | • | • | Normally closed | Normally closed | — | — | — | — |
| IGZ38-30+471 | 120 VDC | — | — | — | Normally closed | — | — | — | — |
| IGZ38-30+472 | 24 V AC | — | — | — | Normally closed | — | — | — | — |
| IGZ38-30-S1+471 | 120 VDC | — | — | — | Normally open | — | — | — | — |
| IGZ38-30-S1+472 | 24 V AC | — | — | — | Normally open | — | — | — | — |
| IGZ51-20-S3+471 | 120 VDC | • | • | Normally closed | Normally open | • | — | — | • |
| IGZ51-20-S3+472 | 24 V AC | • | • | Normally closed | Normally open | • | — | — | • |




