9
SOLID-STATE RELAY WIRING DIAGRAM
(FOR SSR1 AND SSR2)
RELAY WIRING DIAGRAM (FOR RELAY 1 & RELAY 2)
HOLD AND REED CONNECTION
The alarm is OFF during normal
operation and goes ON according
to Relay settings
The alarm is ON during normal
operation and goes OFF according
to Relay settings
The alarm is off during normal
operation and goes ON according to
Relay setting.
If Imax > 50 mA use external Relay
NO
10
11
12
RELAY 2
NC
COM
Alarm
AC or DC
Power
NO
10
11
12
RELAY 2
NC
COM
Alarm
AC or DC
Power
N.O.
N.O.
N.C.
COM
4
3
COM
External Relay
V= 12-24 VAC/VDC
Imax = 50 mA
Imax
Imax
+V
-V
lmax = 50mA
- HOLD
+ HOLD
18
17
19
20
- REED
+ REED
12-24
VDC
OPERATIONAL OVERVIEW
The M9.08 Dual-Parameter pH/ORP and Flow Monitor & Transmitter features
a full graphic display and a five-button keypad for system set-up, calibration
and operation. Full graphic display has a white backlight during standard
conditions, a green backlight in case a external device control is activated
(ON/OFF, PROPORTIONAL FREQUENCY, PROPORTIONAL PULSE and
TIMED PULSE), a red backlight in case a set alarm is activated (O.V.A., O.T.A,
MIN, MAX, related to pH/ORP measurement and MIN, MAX WINDOW related
to flow measurement, always with priority).
The five push buttons of the keypad are used to navigate display levels and
modify settings.
The function of each button may change according to display level; please
refer to following table:
