| Line 45 was replaced by line 45 |
| - __sea_commands__ |
| + !!Sea/SICS Commands |
| Line 47 was replaced by line 47 |
| - ''tt controlmode <n>'' ...sets control channel of loop 1 to B (n=0) or D (n=01) |
| + !condense |
| Line 49 was replaced by lines 49-50 |
| - ''tt set2 <n.n>'' ... setpoint of loop 2 in K |
| + * disable the sample heater |
| + {{ts set 0}} |
| Line 51 was replaced by lines 52-53 |
| - ''tt send pid n:P,I,D'' ... set PID values of loop n (1 or 2) |
| + * set the sorb heater loop to regulate the sorb (channel C) |
| + {{ts setsorb/channel C}} |
| Lines 53-55 were replaced by lines 55-56 |
| - ''tt send cset n:<channel>,<unit>,<off/on>,<power enable>'' ...sets the channel (A,B,C,D) |
| - which will be used by loop <n> |
| - (e.g. tt send cset 2:D,1,1 sets loop 2 to control the 3He-pot heater |
| + * set the sorb heater to 30 K |
| + {{ts setsorb 30}} |
| Line 57 was replaced by lines 58-59 |
| - ''tt send pid?n'' query PID settings of loop n |
| + * wait 15 min, then disable sorb heating |
| + {{ts setsorb 0}} |
| Line 59 was replaced by line 61 |
| - ''tt send cset?n'' query control settings of loop n |
| + !regulate at temperatures below ~2 K |
| At line 60 added 31 lines. |
| + * disable the sample heater |
| + {{ts set 0}} |
| + |
| + * set the sorb heater loop to regulate the samlow sensor (channel B) |
| + {{ts setsorb/channel B}} |
| + |
| + * regulate at 0.5 K |
| + {{ts setsorb 0.5}} |
| + |
| + * when oszillating, you might need to reduce the prop parameter from the default value 500 to e.g. 100 |
| + {{ts setsorb/prop 100}} |
| + |
| + |
| + |
| + !regulate in T range 2 K < T < 20 K |
| + |
| + set the sorb heater loop to regulate the sorb (channel C) |
| + {{ts setsorb/channel C}} |
| + |
| + * regulate the sorb at an intermediate T (15 K) |
| + {{ts setsorb 15}} |
| + |
| + * regulate at 4.5 K |
| + |
| + {{ts set 4.5}} |
| + |
| + !higher temperatures and warmup (e.g. 80 K) |
| + |
| + {{tt set 80}} |
| + |
| + For a more precise control {{tt set}} might be set to value slightly lower the the desired T, and {{ts set}} to the desired target. |
LIN