Output Connections; Relay Accessory - RayTek Thermalert GP series Operator's Manual

2.3.4

Output Connections

The monitor has the following outputs (connections shown in Table 4):
• 4 – 20mA
• Thermocouple outputs (J, K, E, N, T, R, and S)
• Setpoints 1 and 2
4-20 mA
TERMINAL
FUNCTION
NUMBER
1 4-20mA output
2 Analog ground
8 Shield
Thermocouple
TERMINAL
FUNCTION
NUMBER
2 Thermocouple -
3 Thermocouple +
2.3.5

Relay Accessory

A solid state relay accessory is available as a switching output for Setpoint
use as a control for an alarm or triggering mechanism. The Thermalert GP
Setpoint output can supply 15mA @ 5V for SSR control. A wiring diagram
for the relay accessory is shown in Figure 4.
To Alarm or
Controlling Device
Two relays are necessary to take advantage of both setpoints.
8
1.800.561.8187
Table 4: Output Connections
Setpoints 1 & 2
TERMINAL
FUNCTION
NUMBER
11 Digital ground
12 Setpoint 1
13 Digital ground
14 Setpoint 2
Figure 4: Relay Accessory Wiring
Thermalert GP Series Operator's Manual
www.
Optional Dual Relays
TERMINAL
NUMBER
11
12
13
14
Terminal 11 or 13
(Setpoint 1 or 2)
Terminal 12 or 14
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FUNCTION
To GP Monitor
To GP Monitor
(Digital Ground)