Fisher Scientific Isotemp 178L 120V, Руководство пользователя

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Installation procedures
Connecting the RS-232 Interface
5-10 Peltier Low Temp. Incubators Fisher Scientific
— bb:: is a query, that must be left at „00” for technical reasons;
— cc is for a command - specific checksum listed in the table below.
— <CR> is for carriage return.
You will receive a response of the following general format:


!:aaaa:bb:XXXXX:cc<CR>
, where:
— !: identifies the line as a response to a query;
— aaaa: is the parameter address entered with the query;
— bb: is the number of payload bytes in hexadecimal code— for example, 1F for the
decimal value 31 ;s
— XXXXXX: is the significant status information queried;
— cc: is a check sum (technically an inverted XOR of all bytes returned, excluding the
check sum bytes and the <CR> character);
— <CR> is for carriage return.
Table 5-1 Terminal Commands for Querying Data
Command Syntax Response Example
Combined Date and Time
?:0010:00::c1 !:0010:11:
31.07.10
;
01:02:23
:e2

Date Time
Date only
?:0011:00::c0 !:0011:08:
31.07.10
:d2

Date
Time only
?:0012:00::c3 !:0012:08:
01:02:23
:dc

Time
Temperature Set Value (T1); Current Work Space Temperature (T2); Reference
Temperature (T3); Sample Sensor Temperature (T4)
?:3010:00::c2 !:3010:1f:+125.00;+124.96;+000.000;+000.00:b0

T1 T2 T3 T4