Hioki ST5520-01 - Page 93

85
External Input/Output Terminal and Signals
ST5520-01
Pin
Signal
name
I/O Function Logic Pin
Signal
name
I/O Function Logic
1 START IN
Measurement
start
Edge 20 STOP IN
Measurement
end
Edge
2 (Not used) - - - 21 (Not used) - - -
3 INTERLOCK IN Interlock Level 22 LOAD0 IN
Panel number
selection
Level
4 LOAD1 IN
Panel number
selection
Level 23 LOAD2 IN
Panel number
selection
Level
5 LOAD3 IN
Panel number
selection
Level 24 DP0 OUT
Decimal point
output
Level
6 (Not used) - - - 25 DP1 OUT
Decimal point
output
Level
7 BCD0 OUT BCD Level 26 DP2 OUT
Decimal point
output
Level
8 ISO_5V -
Isolated power
supply +5 V
(-5 V) output
- 27 ISO_COM -
Isolated
common
signal ground
-
9 ISO_COM -
Isolated
common
signal ground
- 28 TEST OUT
During
measurement
Level
10 ERR OUT
Contact check
error
Short circuit
check error
Output voltage
error
Level 29 BCD8 OUT BCD Level
11 UPPER FAIL OUT
Comparator
judgment
Level 30 PASS OUT
Comparator
judgment
Level
12 LOWER FAIL OUT
Comparator
judgment
Level 31 BCD9 OUT BCD Level
13 BCD1 OUT BCD Level 32 BCD10 OUT BCD Level
14 BCD2 OUT BCD Level 33 BCD11 OUT BCD Level
15 BCD3 OUT BCD Level 34 BCD12 OUT BCD Level
16 BCD4 OUT BCD Level 35 BCD13 OUT BCD Level
17 BCD5 OUT BCD Level 36 BCD14 OUT BCD Level
18 BCD6 OUT BCD Level 37 BCD15 OUT BCD Level
19 BCD7 OUT BCD Level
• The connector frame is connected to the metal part on the instrument rear panel
as well as the power inlet protective ground terminal.
• When switching panel load operation using commands or key operation, x pins
4 and 5 as well as 22 and 23 to ON or OFF. (p. 87)
• Output timing of the TEST signal varies depending on the setting of the TEST
signal OFF timing.
Refer to “7.4 Setting the TEST Signal OFF Timing” (p. 101).
10
9
8
7
6
5
4
3
2
1
Appx. Ind.