Adaptive® JUNIOR – Technical and HMI User Guide
REV 1.04
4
1.3.
Board Overview
Figure 1. shows the Adaptive JUNIOR connections details and features, which are further detailed in Table 2.
Figure 1. Board Connections and Functions (Top View)
ID
Function
Comment
1
Sensor Input
NTC and K-type thermocouples
2
Fan driver interface
Supports generally available fans
3
Power Input
Main power to the board
4
Power Output
Thermoelectric Module or Assembly PWM power
5
Alarm output
SPDT relay contacts
6
Serial interface
RS232 level interface
7
BOOT interface
USB 2.0 interface (micro USB connector) – Firmware upgrade only!
8
SSR driver output
3.3V level PWM output to drive DC/AC solid state relays
9
SD card interface
Log data in offline mode
10
LCD interface
Optional LCD display to monitor parameters in offline mode
11
Service mode
Special boot mode activated if jumper fitted (eg. Firmware upgrade)
12
Fan 1 direct power
Fan 1 directly powered from the power input connector if jumper fitted
13
Fan 2 direct power
Fan 2 directly powered from the power input connector if jumper fitted
14
Fan 3 direct power
Fan 3 directly powered from the power input connector if jumper fitted
15
Display control 1
Various functions
16
Display control 2
Various functions
17
Service mode control
Special boot mode trigger (eg. Firmware upgrade)
18
Analog control
Manual set temperature control in offline mode
19
Current limit fuse
Auto mini blade fuse (58V DC)
20
Status LEDs
Visual feedback. Green: normal operation, Alternating: alarm, Red: shutdown
21
Display control 3
Various functions
22
Serial Interface
USB 2.0 interface (micro USB connector) – Standard communication interface
23
Expansion Interface
Reserved for future use
Table 2. Connector pin functions
