Ulvac UK-2, Инструкция по эксплуатации

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Auto Regeneration Controller Model UK-2 Instruction Manual
10
ULVAC CRYOGENICS INCORPORATED
Continued from previous page.
Table 3-5 Serial Communication RS I/F
Type
Pin
No.
Signal Name Description
Input Signal
13 MODE SELECT#1
Choosing MODE SELECT
#1 #2
Mode1 (FULL REGENE) ON ON
Mode2 (WARM UP) ON OFF
Mode3 (COOL DOWN) OFF ON
14 MODE SELECT#2
18 RESET
Reset the alarm output status. Turn this signal ON for
more than 0.1 second and turn it OFF.
15 〜 17
19
〜
25
N/C Do not connect.
※１ L level means that the transistor for open collector output is ON (establish electrical continuity).
H level means that the transistor for open collector output is OFF (break electrical continuity).
Terminal
No.
RS-485
（
Standard
）
RS-232C
（
Optional
）
1 TXD(+) TXD
2 TXD(-)
-
3 RXD(+) RXD
4 RXD(-)
-
5 FG FG
※ 1 Standard UK-2 is equipped with RS-485.
Please contact our sales representative if RS-232C is preferred.
RS-232C can be installed instead of RS-485.
※
2 For the operation method by serial communication, refer to the instruction manual of
communication interface.
RS I/F ID
0
1
2
3
4
5 6
7
8
9
1 2 3 4 5