| |
QBD1
|
QBD2
|
QBD4
|
| Dimensions (hxdxw) |
120x240x200mm |
120x285x200mm |
120x390x200mm |
| Temperature range @37℃ |
Ambient +5 to 130℃ |
Ambient +5 to 130℃ |
Ambient +5 to 130℃ |
| Stability @37℃ |
0.1±ºC |
0.1±ºC |
0.1±ºC |
| Uniformity within the block @37℃ |
0.1±ºC |
0.1±ºC |
0.1±ºC |
| Uniformity across similar blocks @37℃ |
0.2±ºC |
0.2±ºC |
0.2±ºC |
| Temperature display |
• |
• |
• |
| Display resolution |
0.1℃ |
0.1℃ |
0.1℃ |
| Heat up time 25ºC to 100ºC |
20 minutes |
20 minutes |
20 minutes |
| Three programmable temperature/ time segments plus end-of-program segments |
– |
– |
– |
| Reaction timer, with audible buzzer |
1 to 999 minutes |
1 to 999 minutes |
1 to 999 minutes |
| Function timer for delay of heater start-up/switch-off |
Up to 72 hours |
Up to 72 hours |
Up to 72 hours |
| Off-set adjustment |
• |
• |
• |
| Two-point calibration of internal and external probes |
• |
• |
• |
| High/low temperature alarms, settable to within 0.5ºC of set temperature |
• |
• |
• |
| Fault indication display |
• |
• |
• |
| Extraction tool for easy and safe block removal |
• |
• |
• |
| Safety |
Thermal fuse |
Thermal fuse |
Thermal fuse |
| Heater power – 230V |
150W |
300W |
600W |
| Heater power – 120V |
100W |
200W |
400W |
| Supply voltage |
120 or 230V |
120 or 230V |
120 or 230V |
| Weight |
2.2kg |
2.7kg |
3.6kg |