Connectors - Lumencor SPECTRA Light Engine Instruction Manual

8. Connectors

8.1 TTL Input Connector
This connector is used to enable/disable each source and select between the GRN/YEL excitation filter.
Pins
1, 2, 3, 11, 12, 13
15 - Green/Yellow
6, 7, 8, 10
4, 9, 14
8.2 RS-232 Connector
This port conforms to standard RS-232 Interface Protocol.
Pins
1, 2, 3, 4, 6, 7, 8
5
9
8.3 Dosimeter Connector (Monitor)
This connector is a standard BNC connector located on the rear panel. It is used to read the internal dosimeter
by connecting to a scope or frequency counter. It outputs a square wave, 0-5V, frequency is proportional to the
power of the light being measured.
SPECTRA, SPECTRA S and SPECTRA X Instruction Manual
Definition
Red, Green, Cyan, Teal, Blue, UV
respectively - low true enables
Excitation Filter Select,
V = H => Green, V
in
Gnd
N/C
DB15HD connector Pin Definitions
Definition
DCD, RXD, TXD, DTR, D3R, RTS,
CTS
Gnd
N/C
DB9 Connector Pin Definitions
DC Characteristics
VCC = 5.0V,
V (max) = 1.5V, V
ilow
I = 0.5mA, I
ilow
VCC = 5.0V,
V (max) = 1.5V, V
ilow
= L => Yellow
in
I = 0.5mA, I
ilow
DC Characteristics
VCC = 5.0V,
V (max) = 0.8V, V
ilow
I = 0.5mA, I
ilow
(min) = 3.3V,
ihigh
= 1.0μA
ihigh
(min) = 3.3V,
ihigh
= 1.0μA
ihigh
(min) = 2.4V,
ihigh
= 1.0μA
ihigh
12