| Count input | 
                  Max. counting  speed  | 
                Display | Model | |
|---|---|---|---|---|
| Light-gray body | Black body | |||
| PNP/NPN universal DC voltage input (4.5 to 30 VDC)  | 
                30 Hz ← → 1 kHz (switchable)  | 
                7-segment LCD with backlight  | 
                H7EC-NV-H | H7EC-NV-BH | 
| 7-segment LCD | H7EC-NV | H7EC-NV-B | ||
| AC/DC multi-voltage input (24 to 240 VAC/VDC)  | 
                20 Hz | 7-segment LCD | H7EC-NFV | H7EC-NFV-B | 
| No-voltage | 30 Hz ← → 1 kHz (switchable)  | 
                7-segment LCD | H7EC-N | H7EC-N-B |