Wiring The Alarm Contact; Functional Description; Alarm Relay Specifications - Thermo Scientific Heratherm IMH 60 Operating Instructions Manual

Table 5-1 Terminal Commands for Querying Data
Command Syntax
Temperature Set Value (T1); Current Work Space Temperature (T2); Reference
Temperature (T3); Sample Sensor Temperature (T4)
?:3010:00::c2

Wiring the Alarm Contact

Functional Description

When system errors and failures occur in the temperature control circuits, an alarm message is
issued to the connected alarm monitoring system. The potential-free contact (single
changeover-type contact) has been designed for the circuit configuration specified below.

Alarm Relay Specifications

Thermo Scientific
Response Example
!:3010:1f:+125.00;+124.96;+000.000;+000.00:b0
Thermo Scientific warrants the operational safety and the operativeness
of the incubator only if installation and repairs are performed by skilled
personnel.
The connection of the incubator to an external alarm system must only
be carried out by adequately trained and authorized electrical
engineering or telecommunications expert personnel!
The alarm relay is energized by all error conditions reported by internal
control loops.
T1 T2 T3
Skilled work
Switching behavior
2
Installation procedures
Wiring the Alarm Contact
T4
Heratherm 5-11